221465384

素因数分解:

$2^3\times 7^1\times {\mathrm{1019}}^1\times {\mathrm{3881}}^1$

素因数の和:4913

約数の個数: 32

約数和(自身を含む): 475156800

約数和(自身を除く): 253691416

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1019, 2038, 3881, 4076, 7133, 7762, 8152, 14266, 15524, 27167, 28532, 31048, 54334, 57064, 108668, 217336, 3954739, 7909478, 15818956, 27683173, 31637912, 55366346, 110732692, 221465384]

約数ペア:

[(1, 221465384), (2, 110732692), (4, 55366346), (7, 31637912), (8, 27683173), (14, 15818956), (28, 7909478), (56, 3954739), (1019, 217336), (2038, 108668), (3881, 57064), (4076, 54334), (7133, 31048), (7762, 28532), (8152, 27167), (14266, 15524)]