28895958

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:123

約数の個数: 144

約数和(自身を含む): 82218240

約数和(自身を除く): 53322282

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 23, 26, 39, 42, 46, 59, 63, 69, 78, 91, 117, 118, 126, 138, 161, 169, 177, 182, 207, 234, 273, 299, 322, 338, 354, 413, 414, 483, 507, 531, 546, 598, 767, 819, 826, 897, 966, 1014, 1062, 1183, 1239, 1357, 1449, 1521, 1534, 1638, 1794, 2093, 2301, 2366, 2478, 2691, 2714, 2898, 3042, 3549, 3717, 3887, 4071, 4186, 4602, 5369, 5382, 6279, 6903, 7098, 7434, 7774, 8142, 9499, 9971, 10647, 10738, 11661, 12213, 12558, 13806, 16107, 17641, 18837, 18998, 19942, 21294, 23322, 24426, 27209, 28497, 29913, 32214, 34983, 35282, 37674, 48321, 52923, 54418, 56994, 59826, 69797, 69966, 81627, 85491, 89739, 96642, 105846, 123487, 139594, 158769, 163254, 170982, 179478, 209391, 229333, 244881, 246974, 317538, 370461, 418782, 458666, 489762, 628173, 687999, 740922, 1111383, 1256346, 1375998, 1605331, 2063997, 2222766, 3210662, 4127994, 4815993, 9631986, 14447979, 28895958]

約数ペア:

[(1, 28895958), (2, 14447979), (3, 9631986), (6, 4815993), (7, 4127994), (9, 3210662), (13, 2222766), (14, 2063997), (18, 1605331), (21, 1375998), (23, 1256346), (26, 1111383), (39, 740922), (42, 687999), (46, 628173), (59, 489762), (63, 458666), (69, 418782), (78, 370461), (91, 317538), (117, 246974), (118, 244881), (126, 229333), (138, 209391), (161, 179478), (169, 170982), (177, 163254), (182, 158769), (207, 139594), (234, 123487), (273, 105846), (299, 96642), (322, 89739), (338, 85491), (354, 81627), (413, 69966), (414, 69797), (483, 59826), (507, 56994), (531, 54418), (546, 52923), (598, 48321), (767, 37674), (819, 35282), (826, 34983), (897, 32214), (966, 29913), (1014, 28497), (1062, 27209), (1183, 24426), (1239, 23322), (1357, 21294), (1449, 19942), (1521, 18998), (1534, 18837), (1638, 17641), (1794, 16107), (2093, 13806), (2301, 12558), (2366, 12213), (2478, 11661), (2691, 10738), (2714, 10647), (2898, 9971), (3042, 9499), (3549, 8142), (3717, 7774), (3887, 7434), (4071, 7098), (4186, 6903), (4602, 6279), (5369, 5382)]