399587928

素因数分解:

$2^3\times 3^1\times {\mathrm{89}}^1\times {\mathrm{187073}}^1$

素因数の和:187171

約数の個数: 32

約数和(自身を含む): 1010199600

約数和(自身を除く): 610611672

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 89, 178, 267, 356, 534, 712, 1068, 2136, 187073, 374146, 561219, 748292, 1122438, 1496584, 2244876, 4489752, 16649497, 33298994, 49948491, 66597988, 99896982, 133195976, 199793964, 399587928]

約数ペア:

[(1, 399587928), (2, 199793964), (3, 133195976), (4, 99896982), (6, 66597988), (8, 49948491), (12, 33298994), (24, 16649497), (89, 4489752), (178, 2244876), (267, 1496584), (356, 1122438), (534, 748292), (712, 561219), (1068, 374146), (2136, 187073)]