131211968

素因数分解:

$2^6\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{241}}^1$

素因数の和:481

約数の個数: 56

約数和(自身を含む): 268492224

約数和(自身を除く): 137280256

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 181, 188, 241, 362, 376, 482, 724, 752, 964, 1448, 1504, 1928, 2896, 3008, 3856, 5792, 7712, 8507, 11327, 11584, 15424, 17014, 22654, 34028, 43621, 45308, 68056, 87242, 90616, 136112, 174484, 181232, 272224, 348968, 362464, 544448, 697936, 724928, 1395872, 2050187, 2791744, 4100374, 8200748, 16401496, 32802992, 65605984, 131211968]

約数ペア:

[(1, 131211968), (2, 65605984), (4, 32802992), (8, 16401496), (16, 8200748), (32, 4100374), (47, 2791744), (64, 2050187), (94, 1395872), (181, 724928), (188, 697936), (241, 544448), (362, 362464), (376, 348968), (482, 272224), (724, 181232), (752, 174484), (964, 136112), (1448, 90616), (1504, 87242), (1928, 68056), (2896, 45308), (3008, 43621), (3856, 34028), (5792, 22654), (7712, 17014), (8507, 15424), (11327, 11584)]