308512496

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{661}}^1\times {\mathrm{941}}^1$

素因数の和:1641

約数の個数: 40

約数和(自身を含む): 618615168

約数和(自身を除く): 310102672

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 661, 941, 1322, 1882, 2644, 3764, 5288, 7528, 10576, 15056, 20491, 29171, 40982, 58342, 81964, 116684, 163928, 233368, 327856, 466736, 622001, 1244002, 2488004, 4976008, 9952016, 19282031, 38564062, 77128124, 154256248, 308512496]

約数ペア:

[(1, 308512496), (2, 154256248), (4, 77128124), (8, 38564062), (16, 19282031), (31, 9952016), (62, 4976008), (124, 2488004), (248, 1244002), (496, 622001), (661, 466736), (941, 327856), (1322, 233368), (1882, 163928), (2644, 116684), (3764, 81964), (5288, 58342), (7528, 40982), (10576, 29171), (15056, 20491)]