123968502

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:499

約数の個数: 128

約数和(自身を含む): 340300800

約数和(自身を除く): 216332298

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 41, 42, 54, 57, 63, 82, 114, 123, 126, 133, 171, 189, 246, 266, 287, 342, 369, 378, 399, 421, 513, 574, 738, 779, 798, 842, 861, 1026, 1107, 1197, 1263, 1558, 1722, 2214, 2337, 2394, 2526, 2583, 2947, 3591, 3789, 4674, 5166, 5453, 5894, 7011, 7182, 7578, 7749, 7999, 8841, 10906, 11367, 14022, 15498, 15998, 16359, 17261, 17682, 21033, 22734, 23997, 26523, 32718, 34522, 42066, 47994, 49077, 51783, 53046, 55993, 71991, 79569, 98154, 103566, 111986, 120827, 143982, 147231, 155349, 159138, 167979, 215973, 241654, 294462, 310698, 327959, 335958, 362481, 431946, 466047, 503937, 655918, 724962, 932094, 983877, 1007874, 1087443, 1511811, 1967754, 2174886, 2295713, 2951631, 3023622, 3262329, 4591426, 5903262, 6524658, 6887139, 8854893, 13774278, 17709786, 20661417, 41322834, 61984251, 123968502]

約数ペア:

[(1, 123968502), (2, 61984251), (3, 41322834), (6, 20661417), (7, 17709786), (9, 13774278), (14, 8854893), (18, 6887139), (19, 6524658), (21, 5903262), (27, 4591426), (38, 3262329), (41, 3023622), (42, 2951631), (54, 2295713), (57, 2174886), (63, 1967754), (82, 1511811), (114, 1087443), (123, 1007874), (126, 983877), (133, 932094), (171, 724962), (189, 655918), (246, 503937), (266, 466047), (287, 431946), (342, 362481), (369, 335958), (378, 327959), (399, 310698), (421, 294462), (513, 241654), (574, 215973), (738, 167979), (779, 159138), (798, 155349), (842, 147231), (861, 143982), (1026, 120827), (1107, 111986), (1197, 103566), (1263, 98154), (1558, 79569), (1722, 71991), (2214, 55993), (2337, 53046), (2394, 51783), (2526, 49077), (2583, 47994), (2947, 42066), (3591, 34522), (3789, 32718), (4674, 26523), (5166, 23997), (5453, 22734), (5894, 21033), (7011, 17682), (7182, 17261), (7578, 16359), (7749, 15998), (7999, 15498), (8841, 14022), (10906, 11367)]