215267968

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{54251}}^1$

素因数の和:54296

約数の個数: 32

約数和(自身を含む): 442696320

約数和(自身を除く): 227428352

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 54251, 108502, 217004, 434008, 868016, 1681781, 1736032, 3363562, 3472064, 6727124, 6944128, 13454248, 26908496, 53816992, 107633984, 215267968]

約数ペア:

[(1, 215267968), (2, 107633984), (4, 53816992), (8, 26908496), (16, 13454248), (31, 6944128), (32, 6727124), (62, 3472064), (64, 3363562), (124, 1736032), (128, 1681781), (248, 868016), (496, 434008), (992, 217004), (1984, 108502), (3968, 54251)]