15013971

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:185

約数の個数: 64

約数和(自身を含む): 27724800

約数和(自身を除く): 12710829

約数列:

[1, 3, 7, 9, 19, 21, 27, 37, 57, 63, 111, 113, 133, 171, 189, 259, 333, 339, 399, 513, 703, 777, 791, 999, 1017, 1197, 2109, 2147, 2331, 2373, 3051, 3591, 4181, 4921, 6327, 6441, 6993, 7119, 12543, 14763, 15029, 18981, 19323, 21357, 29267, 37629, 44289, 45087, 57969, 79439, 87801, 112887, 132867, 135261, 238317, 263403, 405783, 556073, 714951, 790209, 1668219, 2144853, 5004657, 15013971]

約数ペア:

[(1, 15013971), (3, 5004657), (7, 2144853), (9, 1668219), (19, 790209), (21, 714951), (27, 556073), (37, 405783), (57, 263403), (63, 238317), (111, 135261), (113, 132867), (133, 112887), (171, 87801), (189, 79439), (259, 57969), (333, 45087), (339, 44289), (399, 37629), (513, 29267), (703, 21357), (777, 19323), (791, 18981), (999, 15029), (1017, 14763), (1197, 12543), (2109, 7119), (2147, 6993), (2331, 6441), (2373, 6327), (3051, 4921), (3591, 4181)]