12897170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 28304640

約数和(自身を除く): 15407470

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 29, 55, 58, 65, 110, 130, 143, 145, 286, 290, 311, 319, 377, 622, 638, 715, 754, 1430, 1555, 1595, 1885, 3110, 3190, 3421, 3770, 4043, 4147, 6842, 8086, 8294, 9019, 17105, 18038, 20215, 20735, 34210, 40430, 41470, 44473, 45095, 88946, 90190, 99209, 117247, 198418, 222365, 234494, 444730, 496045, 586235, 992090, 1172470, 1289717, 2579434, 6448585, 12897170]

約数ペア:

[(1, 12897170), (2, 6448585), (5, 2579434), (10, 1289717), (11, 1172470), (13, 992090), (22, 586235), (26, 496045), (29, 444730), (55, 234494), (58, 222365), (65, 198418), (110, 117247), (130, 99209), (143, 90190), (145, 88946), (286, 45095), (290, 44473), (311, 41470), (319, 40430), (377, 34210), (622, 20735), (638, 20215), (715, 18038), (754, 17105), (1430, 9019), (1555, 8294), (1595, 8086), (1885, 6842), (3110, 4147), (3190, 4043), (3421, 3770)]