201992728

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{503}}^1$

素因数の和:688

約数の個数: 64

約数和(自身を含む): 444165120

約数和(自身を除く): 242172392

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 101, 142, 202, 284, 404, 497, 503, 568, 707, 808, 994, 1006, 1414, 1988, 2012, 2828, 3521, 3976, 4024, 5656, 7042, 7171, 14084, 14342, 28168, 28684, 35713, 50197, 50803, 57368, 71426, 100394, 101606, 142852, 200788, 203212, 249991, 285704, 355621, 401576, 406424, 499982, 711242, 999964, 1422484, 1999928, 2844968, 3607013, 7214026, 14428052, 25249091, 28856104, 50498182, 100996364, 201992728]

約数ペア:

[(1, 201992728), (2, 100996364), (4, 50498182), (7, 28856104), (8, 25249091), (14, 14428052), (28, 7214026), (56, 3607013), (71, 2844968), (101, 1999928), (142, 1422484), (202, 999964), (284, 711242), (404, 499982), (497, 406424), (503, 401576), (568, 355621), (707, 285704), (808, 249991), (994, 203212), (1006, 200788), (1414, 142852), (1988, 101606), (2012, 100394), (2828, 71426), (3521, 57368), (3976, 50803), (4024, 50197), (5656, 35713), (7042, 28684), (7171, 28168), (14084, 14342)]