128947192

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{6131}}^1$

素因数の和:6387

約数の個数: 32

約数和(自身を含む): 264902400

約数和(自身を除く): 135955208

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 239, 478, 956, 1912, 2629, 5258, 6131, 10516, 12262, 21032, 24524, 49048, 67441, 134882, 269764, 539528, 1465309, 2930618, 5861236, 11722472, 16118399, 32236798, 64473596, 128947192]

約数ペア:

[(1, 128947192), (2, 64473596), (4, 32236798), (8, 16118399), (11, 11722472), (22, 5861236), (44, 2930618), (88, 1465309), (239, 539528), (478, 269764), (956, 134882), (1912, 67441), (2629, 49048), (5258, 24524), (6131, 21032), (10516, 12262)]