646477968

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{434461}}^1$

素因数の和:434503

約数の個数: 40

約数和(自身を含む): 1723945216

約数和(自身を除く): 1077467248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 434461, 868922, 1303383, 1737844, 2606766, 3475688, 5213532, 6951376, 10427064, 13468291, 20854128, 26936582, 40404873, 53873164, 80809746, 107746328, 161619492, 215492656, 323238984, 646477968]

約数ペア:

[(1, 646477968), (2, 323238984), (3, 215492656), (4, 161619492), (6, 107746328), (8, 80809746), (12, 53873164), (16, 40404873), (24, 26936582), (31, 20854128), (48, 13468291), (62, 10427064), (93, 6951376), (124, 5213532), (186, 3475688), (248, 2606766), (372, 1737844), (496, 1303383), (744, 868922), (1488, 434461)]