127990971

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 199600128

約数和(自身を除く): 71609157

約数列:

[1, 3, 9, 31, 41, 67, 93, 123, 167, 201, 279, 369, 501, 603, 1271, 1503, 2077, 2747, 3813, 5177, 6231, 6847, 8241, 11189, 11439, 15531, 18693, 20541, 24723, 33567, 46593, 61623, 85157, 100701, 212257, 255471, 346859, 458749, 636771, 766413, 1040577, 1376247, 1910313, 3121731, 4128741, 14221219, 42663657, 127990971]

約数ペア:

[(1, 127990971), (3, 42663657), (9, 14221219), (31, 4128741), (41, 3121731), (67, 1910313), (93, 1376247), (123, 1040577), (167, 766413), (201, 636771), (279, 458749), (369, 346859), (501, 255471), (603, 212257), (1271, 100701), (1503, 85157), (2077, 61623), (2747, 46593), (3813, 33567), (5177, 24723), (6231, 20541), (6847, 18693), (8241, 15531), (11189, 11439)]