30761731

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1$

素因数の和:499

約数の個数: 32

約数和(自身を含む): 41932800

約数和(自身を除く): 11171069

約数列:

[1, 7, 11, 13, 77, 79, 91, 143, 389, 553, 869, 1001, 1027, 2723, 4279, 5057, 6083, 7189, 11297, 29953, 30731, 35399, 55627, 79079, 215117, 338041, 389389, 399503, 2366287, 2796521, 4394533, 30761731]

約数ペア:

[(1, 30761731), (7, 4394533), (11, 2796521), (13, 2366287), (77, 399503), (79, 389389), (91, 338041), (143, 215117), (389, 79079), (553, 55627), (869, 35399), (1001, 30731), (1027, 29953), (2723, 11297), (4279, 7189), (5057, 6083)]