31098678

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{499}}^1$

素因数の和:581

約数の個数: 64

約数和(自身を含む): 72576000

約数和(自身を除く): 41477322

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 47, 51, 78, 94, 102, 141, 221, 282, 442, 499, 611, 663, 799, 998, 1222, 1326, 1497, 1598, 1833, 2397, 2994, 3666, 4794, 6487, 8483, 10387, 12974, 16966, 19461, 20774, 23453, 25449, 31161, 38922, 46906, 50898, 62322, 70359, 110279, 140718, 220558, 304889, 330837, 398701, 609778, 661674, 797402, 914667, 1196103, 1829334, 2392206, 5183113, 10366226, 15549339, 31098678]

約数ペア:

[(1, 31098678), (2, 15549339), (3, 10366226), (6, 5183113), (13, 2392206), (17, 1829334), (26, 1196103), (34, 914667), (39, 797402), (47, 661674), (51, 609778), (78, 398701), (94, 330837), (102, 304889), (141, 220558), (221, 140718), (282, 110279), (442, 70359), (499, 62322), (611, 50898), (663, 46906), (799, 38922), (998, 31161), (1222, 25449), (1326, 23453), (1497, 20774), (1598, 19461), (1833, 16966), (2397, 12974), (2994, 10387), (3666, 8483), (4794, 6487)]