2900898

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:69

約数の個数: 144

約数和(自身を含む): 8963136

約数和(自身を除く): 6062238

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 23, 26, 33, 39, 42, 46, 49, 63, 66, 69, 77, 78, 91, 98, 99, 117, 126, 138, 143, 147, 154, 161, 182, 198, 207, 231, 234, 253, 273, 286, 294, 299, 322, 414, 429, 441, 462, 483, 506, 539, 546, 598, 637, 693, 759, 819, 858, 882, 897, 966, 1001, 1078, 1127, 1274, 1287, 1386, 1449, 1518, 1617, 1638, 1771, 1794, 1911, 2002, 2093, 2254, 2277, 2574, 2691, 2898, 3003, 3234, 3289, 3381, 3542, 3822, 4186, 4554, 4851, 5313, 5382, 5733, 6006, 6279, 6578, 6762, 7007, 9009, 9702, 9867, 10143, 10626, 11466, 12397, 12558, 14014, 14651, 15939, 18018, 18837, 19734, 20286, 21021, 23023, 24794, 29302, 29601, 31878, 37191, 37674, 42042, 43953, 46046, 59202, 63063, 69069, 74382, 87906, 111573, 126126, 131859, 138138, 161161, 207207, 223146, 263718, 322322, 414414, 483483, 966966, 1450449, 2900898]

約数ペア:

[(1, 2900898), (2, 1450449), (3, 966966), (6, 483483), (7, 414414), (9, 322322), (11, 263718), (13, 223146), (14, 207207), (18, 161161), (21, 138138), (22, 131859), (23, 126126), (26, 111573), (33, 87906), (39, 74382), (42, 69069), (46, 63063), (49, 59202), (63, 46046), (66, 43953), (69, 42042), (77, 37674), (78, 37191), (91, 31878), (98, 29601), (99, 29302), (117, 24794), (126, 23023), (138, 21021), (143, 20286), (147, 19734), (154, 18837), (161, 18018), (182, 15939), (198, 14651), (207, 14014), (231, 12558), (234, 12397), (253, 11466), (273, 10626), (286, 10143), (294, 9867), (299, 9702), (322, 9009), (414, 7007), (429, 6762), (441, 6578), (462, 6279), (483, 6006), (506, 5733), (539, 5382), (546, 5313), (598, 4851), (637, 4554), (693, 4186), (759, 3822), (819, 3542), (858, 3381), (882, 3289), (897, 3234), (966, 3003), (1001, 2898), (1078, 2691), (1127, 2574), (1274, 2277), (1287, 2254), (1386, 2093), (1449, 2002), (1518, 1911), (1617, 1794), (1638, 1771)]