20170028505

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{117881}}^1$

素因数の和:117978

約数の個数: 64

約数和(自身を含む): 37888217856

約数和(自身を除く): 17718189351

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 61, 85, 165, 183, 187, 255, 305, 561, 671, 915, 935, 1037, 2013, 2805, 3111, 3355, 5185, 10065, 11407, 15555, 34221, 57035, 117881, 171105, 353643, 589405, 1296691, 1768215, 2003977, 3890073, 6011931, 6483455, 7190741, 10019885, 19450365, 21572223, 22043747, 30059655, 35953705, 66131241, 79098151, 107861115, 110218735, 122242597, 237294453, 330656205, 366727791, 395490755, 611212985, 1186472265, 1344668567, 1833638955, 4034005701, 6723342835, 20170028505]

約数ペア:

[(1, 20170028505), (3, 6723342835), (5, 4034005701), (11, 1833638955), (15, 1344668567), (17, 1186472265), (33, 611212985), (51, 395490755), (55, 366727791), (61, 330656205), (85, 237294453), (165, 122242597), (183, 110218735), (187, 107861115), (255, 79098151), (305, 66131241), (561, 35953705), (671, 30059655), (915, 22043747), (935, 21572223), (1037, 19450365), (2013, 10019885), (2805, 7190741), (3111, 6483455), (3355, 6011931), (5185, 3890073), (10065, 2003977), (11407, 1768215), (15555, 1296691), (34221, 589405), (57035, 353643), (117881, 171105)]