388414128

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{261031}}^1$

素因数の和:261073

約数の個数: 40

約数和(自身を含む): 1035774976

約数和(自身を除く): 647360848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 261031, 522062, 783093, 1044124, 1566186, 2088248, 3132372, 4176496, 6264744, 8091961, 12529488, 16183922, 24275883, 32367844, 48551766, 64735688, 97103532, 129471376, 194207064, 388414128]

約数ペア:

[(1, 388414128), (2, 194207064), (3, 129471376), (4, 97103532), (6, 64735688), (8, 48551766), (12, 32367844), (16, 24275883), (24, 16183922), (31, 12529488), (48, 8091961), (62, 6264744), (93, 4176496), (124, 3132372), (186, 2088248), (248, 1566186), (372, 1044124), (496, 783093), (744, 522062), (1488, 261031)]