15843490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 33312384

約数和(自身を除く): 17468894

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 67, 85, 107, 130, 134, 170, 214, 221, 335, 442, 535, 670, 871, 1070, 1105, 1139, 1391, 1742, 1819, 2210, 2278, 2782, 3638, 4355, 5695, 6955, 7169, 8710, 9095, 11390, 13910, 14338, 14807, 18190, 23647, 29614, 35845, 47294, 71690, 74035, 93197, 118235, 121873, 148070, 186394, 236470, 243746, 465985, 609365, 931970, 1218730, 1584349, 3168698, 7921745, 15843490]

約数ペア:

[(1, 15843490), (2, 7921745), (5, 3168698), (10, 1584349), (13, 1218730), (17, 931970), (26, 609365), (34, 465985), (65, 243746), (67, 236470), (85, 186394), (107, 148070), (130, 121873), (134, 118235), (170, 93197), (214, 74035), (221, 71690), (335, 47294), (442, 35845), (535, 29614), (670, 23647), (871, 18190), (1070, 14807), (1105, 14338), (1139, 13910), (1391, 11390), (1742, 9095), (1819, 8710), (2210, 7169), (2278, 6955), (2782, 5695), (3638, 4355)]