123891012

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{41}}^1\times {\mathrm{571}}^1$

素因数の和:639

約数の個数: 144

約数和(自身を含む): 383423040

約数和(自身を除く): 259532028

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 41, 42, 49, 54, 63, 82, 84, 98, 108, 123, 126, 147, 164, 189, 196, 246, 252, 287, 294, 369, 378, 441, 492, 571, 574, 588, 738, 756, 861, 882, 1107, 1142, 1148, 1323, 1476, 1713, 1722, 1764, 2009, 2214, 2284, 2583, 2646, 3426, 3444, 3997, 4018, 4428, 5139, 5166, 5292, 6027, 6852, 7749, 7994, 8036, 10278, 10332, 11991, 12054, 15417, 15498, 15988, 18081, 20556, 23411, 23982, 24108, 27979, 30834, 30996, 35973, 36162, 46822, 47964, 54243, 55958, 61668, 70233, 71946, 72324, 83937, 93644, 107919, 108486, 111916, 140466, 143892, 163877, 167874, 210699, 215838, 216972, 251811, 280932, 327754, 335748, 421398, 431676, 491631, 503622, 632097, 655508, 755433, 842796, 983262, 1007244, 1147139, 1264194, 1474893, 1510866, 1966524, 2294278, 2528388, 2949786, 3021732, 3441417, 4424679, 4588556, 5899572, 6882834, 8849358, 10324251, 13765668, 17698716, 20648502, 30972753, 41297004, 61945506, 123891012]

約数ペア:

[(1, 123891012), (2, 61945506), (3, 41297004), (4, 30972753), (6, 20648502), (7, 17698716), (9, 13765668), (12, 10324251), (14, 8849358), (18, 6882834), (21, 5899572), (27, 4588556), (28, 4424679), (36, 3441417), (41, 3021732), (42, 2949786), (49, 2528388), (54, 2294278), (63, 1966524), (82, 1510866), (84, 1474893), (98, 1264194), (108, 1147139), (123, 1007244), (126, 983262), (147, 842796), (164, 755433), (189, 655508), (196, 632097), (246, 503622), (252, 491631), (287, 431676), (294, 421398), (369, 335748), (378, 327754), (441, 280932), (492, 251811), (571, 216972), (574, 215838), (588, 210699), (738, 167874), (756, 163877), (861, 143892), (882, 140466), (1107, 111916), (1142, 108486), (1148, 107919), (1323, 93644), (1476, 83937), (1713, 72324), (1722, 71946), (1764, 70233), (2009, 61668), (2214, 55958), (2284, 54243), (2583, 47964), (2646, 46822), (3426, 36162), (3444, 35973), (3997, 30996), (4018, 30834), (4428, 27979), (5139, 24108), (5166, 23982), (5292, 23411), (6027, 20556), (6852, 18081), (7749, 15988), (7994, 15498), (8036, 15417), (10278, 12054), (10332, 11991)]