210911648

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{647}}^1$

素因数の和:885

約数の個数: 48

約数和(自身を含む): 425222784

約数和(自身を除く): 214311136

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 167, 244, 334, 488, 647, 668, 976, 1294, 1336, 1952, 2588, 2672, 5176, 5344, 10187, 10352, 20374, 20704, 39467, 40748, 78934, 81496, 108049, 157868, 162992, 216098, 315736, 325984, 432196, 631472, 864392, 1262944, 1728784, 3457568, 6590989, 13181978, 26363956, 52727912, 105455824, 210911648]

約数ペア:

[(1, 210911648), (2, 105455824), (4, 52727912), (8, 26363956), (16, 13181978), (32, 6590989), (61, 3457568), (122, 1728784), (167, 1262944), (244, 864392), (334, 631472), (488, 432196), (647, 325984), (668, 315736), (976, 216098), (1294, 162992), (1336, 157868), (1952, 108049), (2588, 81496), (2672, 78934), (5176, 40748), (5344, 39467), (10187, 20704), (10352, 20374)]