8140482

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^2$

素因数の和:144

約数の個数: 72

約数和(自身を含む): 21438144

約数和(自身を除く): 13297662

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 53, 63, 69, 106, 126, 138, 159, 161, 207, 318, 322, 371, 414, 477, 483, 742, 954, 966, 1113, 1219, 1449, 2226, 2438, 2809, 2898, 3339, 3657, 5618, 6678, 7314, 8427, 8533, 10971, 16854, 17066, 19663, 21942, 25281, 25599, 39326, 50562, 51198, 58989, 64607, 76797, 117978, 129214, 153594, 176967, 193821, 353934, 387642, 452249, 581463, 904498, 1162926, 1356747, 2713494, 4070241, 8140482]

約数ペア:

[(1, 8140482), (2, 4070241), (3, 2713494), (6, 1356747), (7, 1162926), (9, 904498), (14, 581463), (18, 452249), (21, 387642), (23, 353934), (42, 193821), (46, 176967), (53, 153594), (63, 129214), (69, 117978), (106, 76797), (126, 64607), (138, 58989), (159, 51198), (161, 50562), (207, 39326), (318, 25599), (322, 25281), (371, 21942), (414, 19663), (477, 17066), (483, 16854), (742, 10971), (954, 8533), (966, 8427), (1113, 7314), (1219, 6678), (1449, 5618), (2226, 3657), (2438, 3339), (2809, 2898)]