209929524

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{1601}}^1$

素因数の和:1845

約数の個数: 72

約数和(自身を含む): 572721408

約数和(自身を除く): 362791884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 223, 294, 446, 588, 669, 892, 1338, 1561, 1601, 2676, 3122, 3202, 4683, 4803, 6244, 6404, 9366, 9606, 10927, 11207, 18732, 19212, 21854, 22414, 32781, 33621, 43708, 44828, 65562, 67242, 78449, 131124, 134484, 156898, 235347, 313796, 357023, 470694, 714046, 941388, 1071069, 1428092, 2142138, 2499161, 4284276, 4998322, 7497483, 9996644, 14994966, 17494127, 29989932, 34988254, 52482381, 69976508, 104964762, 209929524]

約数ペア:

[(1, 209929524), (2, 104964762), (3, 69976508), (4, 52482381), (6, 34988254), (7, 29989932), (12, 17494127), (14, 14994966), (21, 9996644), (28, 7497483), (42, 4998322), (49, 4284276), (84, 2499161), (98, 2142138), (147, 1428092), (196, 1071069), (223, 941388), (294, 714046), (446, 470694), (588, 357023), (669, 313796), (892, 235347), (1338, 156898), (1561, 134484), (1601, 131124), (2676, 78449), (3122, 67242), (3202, 65562), (4683, 44828), (4803, 43708), (6244, 33621), (6404, 32781), (9366, 22414), (9606, 21854), (10927, 19212), (11207, 18732)]