65421015

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{281}}^1$

素因数の和:400

約数の個数: 64

約数和(自身を含む): 122798592

約数和(自身を除く): 57377577

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 83, 85, 165, 187, 249, 255, 281, 415, 561, 843, 913, 935, 1245, 1405, 1411, 2739, 2805, 3091, 4215, 4233, 4565, 4777, 7055, 9273, 13695, 14331, 15455, 15521, 21165, 23323, 23885, 46365, 46563, 52547, 69969, 71655, 77605, 116615, 157641, 232815, 256553, 262735, 349845, 396491, 769659, 788205, 1189473, 1282765, 1982455, 3848295, 4361401, 5947365, 13084203, 21807005, 65421015]

約数ペア:

[(1, 65421015), (3, 21807005), (5, 13084203), (11, 5947365), (15, 4361401), (17, 3848295), (33, 1982455), (51, 1282765), (55, 1189473), (83, 788205), (85, 769659), (165, 396491), (187, 349845), (249, 262735), (255, 256553), (281, 232815), (415, 157641), (561, 116615), (843, 77605), (913, 71655), (935, 69969), (1245, 52547), (1405, 46563), (1411, 46365), (2739, 23885), (2805, 23323), (3091, 21165), (4215, 15521), (4233, 15455), (4565, 14331), (4777, 13695), (7055, 9273)]