128959002

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{257}}^1\times {\mathrm{457}}^1$

素因数の和:783

約数の個数: 48

約数和(自身を含む): 285720552

約数和(自身を除く): 156761550

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 257, 366, 457, 514, 549, 771, 914, 1098, 1371, 1542, 2313, 2742, 4113, 4626, 8226, 15677, 27877, 31354, 47031, 55754, 83631, 94062, 117449, 141093, 167262, 234898, 250893, 282186, 352347, 501786, 704694, 1057041, 2114082, 7164389, 14328778, 21493167, 42986334, 64479501, 128959002]

約数ペア:

[(1, 128959002), (2, 64479501), (3, 42986334), (6, 21493167), (9, 14328778), (18, 7164389), (61, 2114082), (122, 1057041), (183, 704694), (257, 501786), (366, 352347), (457, 282186), (514, 250893), (549, 234898), (771, 167262), (914, 141093), (1098, 117449), (1371, 94062), (1542, 83631), (2313, 55754), (2742, 47031), (4113, 31354), (4626, 27877), (8226, 15677)]