218854575

素因数分解:

$3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{10459}}^1$

素因数の和:10509

約数の個数: 48

約数和(自身を含む): 415052800

約数和(自身を除く): 196198225

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 93, 135, 155, 225, 279, 465, 675, 775, 837, 1395, 2325, 4185, 6975, 10459, 20925, 31377, 52295, 94131, 156885, 261475, 282393, 324229, 470655, 784425, 972687, 1411965, 1621145, 2353275, 2918061, 4863435, 7059825, 8105725, 8754183, 14590305, 24317175, 43770915, 72951525, 218854575]

約数ペア:

[(1, 218854575), (3, 72951525), (5, 43770915), (9, 24317175), (15, 14590305), (25, 8754183), (27, 8105725), (31, 7059825), (45, 4863435), (75, 2918061), (93, 2353275), (135, 1621145), (155, 1411965), (225, 972687), (279, 784425), (465, 470655), (675, 324229), (775, 282393), (837, 261475), (1395, 156885), (2325, 94131), (4185, 52295), (6975, 31377), (10459, 20925)]