1385475

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:69

約数の個数: 72

約数和(自身を含む): 2968560

約数和(自身を除く): 1583085

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 29, 35, 39, 49, 65, 75, 87, 91, 105, 145, 147, 175, 195, 203, 245, 273, 325, 377, 435, 455, 525, 609, 637, 725, 735, 975, 1015, 1131, 1225, 1365, 1421, 1885, 1911, 2175, 2275, 2639, 3045, 3185, 3675, 4263, 5075, 5655, 6825, 7105, 7917, 9425, 9555, 13195, 15225, 15925, 18473, 21315, 28275, 35525, 39585, 47775, 55419, 65975, 92365, 106575, 197925, 277095, 461825, 1385475]

約数ペア:

[(1, 1385475), (3, 461825), (5, 277095), (7, 197925), (13, 106575), (15, 92365), (21, 65975), (25, 55419), (29, 47775), (35, 39585), (39, 35525), (49, 28275), (65, 21315), (75, 18473), (87, 15925), (91, 15225), (105, 13195), (145, 9555), (147, 9425), (175, 7917), (195, 7105), (203, 6825), (245, 5655), (273, 5075), (325, 4263), (377, 3675), (435, 3185), (455, 3045), (525, 2639), (609, 2275), (637, 2175), (725, 1911), (735, 1885), (975, 1421), (1015, 1365), (1131, 1225)]