212343015

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{2917}}^1$

素因数の和:3159

約数の個数: 32

約数和(自身を含む): 356322816

約数和(自身を除く): 143979801

約数列:

[1, 3, 5, 15, 23, 69, 115, 211, 345, 633, 1055, 2917, 3165, 4853, 8751, 14559, 14585, 24265, 43755, 67091, 72795, 201273, 335455, 615487, 1006365, 1846461, 3077435, 9232305, 14156201, 42468603, 70781005, 212343015]

約数ペア:

[(1, 212343015), (3, 70781005), (5, 42468603), (15, 14156201), (23, 9232305), (69, 3077435), (115, 1846461), (211, 1006365), (345, 615487), (633, 335455), (1055, 201273), (2917, 72795), (3165, 67091), (4853, 43755), (8751, 24265), (14559, 14585)]