2017573985

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{5449}}^1$

素因数の和:5681

約数の個数: 32

約数和(自身を含む): 2825280000

約数和(自身を除く): 807706015

約数列:

[1, 5, 7, 35, 71, 149, 355, 497, 745, 1043, 2485, 5215, 5449, 10579, 27245, 38143, 52895, 74053, 190715, 370265, 386879, 811901, 1934395, 2708153, 4059505, 5683307, 13540765, 28416535, 57644971, 288224855, 403514797, 2017573985]

約数ペア:

[(1, 2017573985), (5, 403514797), (7, 288224855), (35, 57644971), (71, 28416535), (149, 13540765), (355, 5683307), (497, 4059505), (745, 2708153), (1043, 1934395), (2485, 811901), (5215, 386879), (5449, 370265), (10579, 190715), (27245, 74053), (38143, 52895)]