15891512

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1$

素因数の和:372

約数の個数: 64

約数和(自身を含む): 37255680

約数和(自身を除く): 21364168

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 83, 91, 104, 166, 182, 263, 332, 364, 526, 581, 664, 728, 1052, 1079, 1162, 1841, 2104, 2158, 2324, 3419, 3682, 4316, 4648, 6838, 7364, 7553, 8632, 13676, 14728, 15106, 21829, 23933, 27352, 30212, 43658, 47866, 60424, 87316, 95732, 152803, 174632, 191464, 283777, 305606, 567554, 611212, 1135108, 1222424, 1986439, 2270216, 3972878, 7945756, 15891512]

約数ペア:

[(1, 15891512), (2, 7945756), (4, 3972878), (7, 2270216), (8, 1986439), (13, 1222424), (14, 1135108), (26, 611212), (28, 567554), (52, 305606), (56, 283777), (83, 191464), (91, 174632), (104, 152803), (166, 95732), (182, 87316), (263, 60424), (332, 47866), (364, 43658), (526, 30212), (581, 27352), (664, 23933), (728, 21829), (1052, 15106), (1079, 14728), (1162, 13676), (1841, 8632), (2104, 7553), (2158, 7364), (2324, 6838), (3419, 4648), (3682, 4316)]