1388331342

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{877}}^1\times {\mathrm{2837}}^1$

素因数の和:3753

約数の個数: 48

約数和(自身を含む): 3109721472

約数和(自身を除く): 1721390130

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 877, 1754, 2631, 2837, 5262, 5674, 7893, 8511, 15786, 17022, 25533, 27187, 51066, 54374, 81561, 87947, 163122, 175894, 244683, 263841, 489366, 527682, 791523, 1583046, 2488049, 4976098, 7464147, 14928294, 22392441, 44784882, 77129519, 154259038, 231388557, 462777114, 694165671, 1388331342]

約数ペア:

[(1, 1388331342), (2, 694165671), (3, 462777114), (6, 231388557), (9, 154259038), (18, 77129519), (31, 44784882), (62, 22392441), (93, 14928294), (186, 7464147), (279, 4976098), (558, 2488049), (877, 1583046), (1754, 791523), (2631, 527682), (2837, 489366), (5262, 263841), (5674, 244683), (7893, 175894), (8511, 163122), (15786, 87947), (17022, 81561), (25533, 54374), (27187, 51066)]