16983993

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{139}}^1\times {\mathrm{241}}^1$

素因数の和:409

約数の個数: 24

約数和(自身を含む): 24800160

約数和(自身を除く): 7816167

約数列:

[1, 3, 13, 39, 139, 169, 241, 417, 507, 723, 1807, 3133, 5421, 9399, 23491, 33499, 40729, 70473, 100497, 122187, 435487, 1306461, 5661331, 16983993]

約数ペア:

[(1, 16983993), (3, 5661331), (13, 1306461), (39, 435487), (139, 122187), (169, 100497), (241, 70473), (417, 40729), (507, 33499), (723, 23491), (1807, 9399), (3133, 5421)]