31198258

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 62415360

約数和(自身を除く): 31217102

約数列:

[1, 2, 7, 13, 14, 23, 26, 29, 46, 58, 91, 161, 182, 203, 257, 299, 322, 377, 406, 514, 598, 667, 754, 1334, 1799, 2093, 2639, 3341, 3598, 4186, 4669, 5278, 5911, 6682, 7453, 8671, 9338, 11822, 14906, 17342, 23387, 41377, 46774, 52171, 60697, 76843, 82754, 96889, 104342, 121394, 153686, 171419, 193778, 342838, 537901, 678223, 1075802, 1199933, 1356446, 2228447, 2399866, 4456894, 15599129, 31198258]

約数ペア:

[(1, 31198258), (2, 15599129), (7, 4456894), (13, 2399866), (14, 2228447), (23, 1356446), (26, 1199933), (29, 1075802), (46, 678223), (58, 537901), (91, 342838), (161, 193778), (182, 171419), (203, 153686), (257, 121394), (299, 104342), (322, 96889), (377, 82754), (406, 76843), (514, 60697), (598, 52171), (667, 46774), (754, 41377), (1334, 23387), (1799, 17342), (2093, 14906), (2639, 11822), (3341, 9338), (3598, 8671), (4186, 7453), (4669, 6682), (5278, 5911)]