1311204127664

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{61478063}}^1$

素因数の和:61478145

約数の個数: 40

約数和(自身を含む): 2683394537472

約数和(自身を除く): 1372190409808

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 86, 124, 172, 248, 344, 496, 688, 1333, 2666, 5332, 10664, 21328, 61478063, 122956126, 245912252, 491824504, 983649008, 1905819953, 2643556709, 3811639906, 5287113418, 7623279812, 10574226836, 15246559624, 21148453672, 30493119248, 42296907344, 81950257979, 163900515958, 327801031916, 655602063832, 1311204127664]

約数ペア:

[(1, 1311204127664), (2, 655602063832), (4, 327801031916), (8, 163900515958), (16, 81950257979), (31, 42296907344), (43, 30493119248), (62, 21148453672), (86, 15246559624), (124, 10574226836), (172, 7623279812), (248, 5287113418), (344, 3811639906), (496, 2643556709), (688, 1905819953), (1333, 983649008), (2666, 491824504), (5332, 245912252), (10664, 122956126), (21328, 61478063)]