15721286984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1069}}^1\times {\mathrm{3449}}^1$

素因数の和:4578

約数の個数: 64

約数和(自身を含む): 32559030000

約数和(自身を除く): 16837743016

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 164, 328, 533, 1066, 1069, 2132, 2138, 3449, 4264, 4276, 6898, 8552, 13796, 13897, 27592, 27794, 43829, 44837, 55588, 87658, 89674, 111176, 141409, 175316, 179348, 282818, 350632, 358696, 565636, 569777, 1131272, 1139554, 1838317, 2279108, 3676634, 3686981, 4558216, 7353268, 7373962, 14706536, 14747924, 29495848, 47930753, 95861506, 151166221, 191723012, 302332442, 383446024, 604664884, 1209329768, 1965160873, 3930321746, 7860643492, 15721286984]

約数ペア:

[(1, 15721286984), (2, 7860643492), (4, 3930321746), (8, 1965160873), (13, 1209329768), (26, 604664884), (41, 383446024), (52, 302332442), (82, 191723012), (104, 151166221), (164, 95861506), (328, 47930753), (533, 29495848), (1066, 14747924), (1069, 14706536), (2132, 7373962), (2138, 7353268), (3449, 4558216), (4264, 3686981), (4276, 3676634), (6898, 2279108), (8552, 1838317), (13796, 1139554), (13897, 1131272), (27592, 569777), (27794, 565636), (43829, 358696), (44837, 350632), (55588, 282818), (87658, 179348), (89674, 175316), (111176, 141409)]