1553739838

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1\times {\mathrm{503}}^1$

素因数の和:769

約数の個数: 64

約数和(自身を含む): 2853107712

約数和(自身を除く): 1299367874

約数列:

[1, 2, 7, 14, 23, 46, 53, 106, 161, 181, 322, 362, 371, 503, 742, 1006, 1219, 1267, 2438, 2534, 3521, 4163, 7042, 8326, 8533, 9593, 11569, 17066, 19186, 23138, 26659, 29141, 53318, 58282, 67151, 80983, 91043, 134302, 161966, 182086, 186613, 220639, 373226, 441278, 613157, 637301, 1226314, 1274602, 1544473, 2093989, 3088946, 4187978, 4292099, 4825279, 8584198, 9650558, 14657923, 29315846, 33776953, 67553906, 110981417, 221962834, 776869919, 1553739838]

約数ペア:

[(1, 1553739838), (2, 776869919), (7, 221962834), (14, 110981417), (23, 67553906), (46, 33776953), (53, 29315846), (106, 14657923), (161, 9650558), (181, 8584198), (322, 4825279), (362, 4292099), (371, 4187978), (503, 3088946), (742, 2093989), (1006, 1544473), (1219, 1274602), (1267, 1226314), (2438, 637301), (2534, 613157), (3521, 441278), (4163, 373226), (7042, 220639), (8326, 186613), (8533, 182086), (9593, 161966), (11569, 134302), (17066, 91043), (19186, 80983), (23138, 67151), (26659, 58282), (29141, 53318)]