15705749072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{180211}}^1$

素因数の和:180651

約数の個数: 40

約数和(自身を含む): 32849043360

約数和(自身を除く): 17143294288

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 419, 838, 1676, 3352, 5447, 6704, 10894, 21788, 43576, 87152, 180211, 360422, 720844, 1441688, 2342743, 2883376, 4685486, 9370972, 18741944, 37483888, 75508409, 151016818, 302033636, 604067272, 981609317, 1208134544, 1963218634, 3926437268, 7852874536, 15705749072]

約数ペア:

[(1, 15705749072), (2, 7852874536), (4, 3926437268), (8, 1963218634), (13, 1208134544), (16, 981609317), (26, 604067272), (52, 302033636), (104, 151016818), (208, 75508409), (419, 37483888), (838, 18741944), (1676, 9370972), (3352, 4685486), (5447, 2883376), (6704, 2342743), (10894, 1441688), (21788, 720844), (43576, 360422), (87152, 180211)]