15943212

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:375

約数の個数: 72

約数和(自身を含む): 43243200

約数和(自身を除く): 27299988

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 109, 153, 204, 218, 239, 306, 327, 436, 478, 612, 654, 717, 956, 981, 1308, 1434, 1853, 1962, 2151, 2868, 3706, 3924, 4063, 4302, 5559, 7412, 8126, 8604, 11118, 12189, 16252, 16677, 22236, 24378, 26051, 33354, 36567, 48756, 52102, 66708, 73134, 78153, 104204, 146268, 156306, 234459, 312612, 442867, 468918, 885734, 937836, 1328601, 1771468, 2657202, 3985803, 5314404, 7971606, 15943212]

約数ペア:

[(1, 15943212), (2, 7971606), (3, 5314404), (4, 3985803), (6, 2657202), (9, 1771468), (12, 1328601), (17, 937836), (18, 885734), (34, 468918), (36, 442867), (51, 312612), (68, 234459), (102, 156306), (109, 146268), (153, 104204), (204, 78153), (218, 73134), (239, 66708), (306, 52102), (327, 48756), (436, 36567), (478, 33354), (612, 26051), (654, 24378), (717, 22236), (956, 16677), (981, 16252), (1308, 12189), (1434, 11118), (1853, 8604), (1962, 8126), (2151, 7412), (2868, 5559), (3706, 4302), (3924, 4063)]