91908047

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{521}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 120268800

約数和(自身を除く): 28360753

約数列:

[1, 7, 11, 29, 77, 79, 203, 319, 521, 553, 869, 2233, 2291, 3647, 5731, 6083, 15109, 16037, 25201, 40117, 41159, 105763, 166199, 176407, 288113, 452749, 1163393, 1193611, 3169243, 8355277, 13129721, 91908047]

約数ペア:

[(1, 91908047), (7, 13129721), (11, 8355277), (29, 3169243), (77, 1193611), (79, 1163393), (203, 452749), (319, 288113), (521, 176407), (553, 166199), (869, 105763), (2233, 41159), (2291, 40117), (3647, 25201), (5731, 16037), (6083, 15109)]