64197926

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{269}}^1$

素因数の和:488

約数の個数: 32

約数和(自身を含む): 106414560

約数和(自身を除く): 42216634

約数列:

[1, 2, 13, 26, 67, 134, 137, 269, 274, 538, 871, 1742, 1781, 3497, 3562, 6994, 9179, 18023, 18358, 36046, 36853, 73706, 119327, 234299, 238654, 468598, 479089, 958178, 2469151, 4938302, 32098963, 64197926]

約数ペア:

[(1, 64197926), (2, 32098963), (13, 4938302), (26, 2469151), (67, 958178), (134, 479089), (137, 468598), (269, 238654), (274, 234299), (538, 119327), (871, 73706), (1742, 36853), (1781, 36046), (3497, 18358), (3562, 18023), (6994, 9179)]