64388835

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2879}}^1$

素因数の和:2968

約数の個数: 48

約数和(自身を含む): 129392640

約数和(自身を除く): 65003805

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 71, 105, 213, 315, 355, 497, 639, 1065, 1491, 2485, 2879, 3195, 4473, 7455, 8637, 14395, 20153, 22365, 25911, 43185, 60459, 100765, 129555, 181377, 204409, 302295, 613227, 906885, 1022045, 1430863, 1839681, 3066135, 4292589, 7154315, 9198405, 12877767, 21462945, 64388835]

約数ペア:

[(1, 64388835), (3, 21462945), (5, 12877767), (7, 9198405), (9, 7154315), (15, 4292589), (21, 3066135), (35, 1839681), (45, 1430863), (63, 1022045), (71, 906885), (105, 613227), (213, 302295), (315, 204409), (355, 181377), (497, 129555), (639, 100765), (1065, 60459), (1491, 43185), (2485, 25911), (2879, 22365), (3195, 20153), (4473, 14395), (7455, 8637)]