128345238

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1018613}}^1$

素因数の和:1018628

約数の個数: 24

約数和(自身を含む): 317807568

約数和(自身を除く): 189462330

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1018613, 2037226, 3055839, 6111678, 7130291, 9167517, 14260582, 18335034, 21390873, 42781746, 64172619, 128345238]

約数ペア:

[(1, 128345238), (2, 64172619), (3, 42781746), (6, 21390873), (7, 18335034), (9, 14260582), (14, 9167517), (18, 7130291), (21, 6111678), (42, 3055839), (63, 2037226), (126, 1018613)]