2097156685

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{647}}^1\times {\mathrm{1061}}^1$

素因数の和:1773

約数の個数: 32

約数和(自身を含む): 2774725632

約数和(自身を除く): 677568947

約数列:

[1, 5, 13, 47, 65, 235, 611, 647, 1061, 3055, 3235, 5305, 8411, 13793, 30409, 42055, 49867, 68965, 152045, 249335, 395317, 648271, 686467, 1976585, 3241355, 3432335, 8924071, 32263949, 44620355, 161319745, 419431337, 2097156685]

約数ペア:

[(1, 2097156685), (5, 419431337), (13, 161319745), (47, 44620355), (65, 32263949), (235, 8924071), (611, 3432335), (647, 3241355), (1061, 1976585), (3055, 686467), (3235, 648271), (5305, 395317), (8411, 249335), (13793, 152045), (30409, 68965), (42055, 49867)]