31373058

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1$

素因数の和:399

約数の個数: 64

約数和(自身を含む): 71165952

約数和(自身を除く): 39792894

約数列:

[1, 2, 3, 6, 17, 23, 34, 43, 46, 51, 69, 86, 102, 129, 138, 258, 311, 391, 622, 731, 782, 933, 989, 1173, 1462, 1866, 1978, 2193, 2346, 2967, 4386, 5287, 5934, 7153, 10574, 13373, 14306, 15861, 16813, 21459, 26746, 31722, 33626, 40119, 42918, 50439, 80238, 100878, 121601, 227341, 243202, 307579, 364803, 454682, 615158, 682023, 729606, 922737, 1364046, 1845474, 5228843, 10457686, 15686529, 31373058]

約数ペア:

[(1, 31373058), (2, 15686529), (3, 10457686), (6, 5228843), (17, 1845474), (23, 1364046), (34, 922737), (43, 729606), (46, 682023), (51, 615158), (69, 454682), (86, 364803), (102, 307579), (129, 243202), (138, 227341), (258, 121601), (311, 100878), (391, 80238), (622, 50439), (731, 42918), (782, 40119), (933, 33626), (989, 31722), (1173, 26746), (1462, 21459), (1866, 16813), (1978, 15861), (2193, 14306), (2346, 13373), (2967, 10574), (4386, 7153), (5287, 5934)]