31159544

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1213}}^1$

素因数の和:1264

約数の個数: 48

約数和(自身を含む): 66648600

約数和(自身を除く): 35489056

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 169, 247, 338, 494, 676, 988, 1213, 1352, 1976, 2426, 3211, 4852, 6422, 9704, 12844, 15769, 23047, 25688, 31538, 46094, 63076, 92188, 126152, 184376, 204997, 299611, 409994, 599222, 819988, 1198444, 1639976, 2396888, 3894943, 7789886, 15579772, 31159544]

約数ペア:

[(1, 31159544), (2, 15579772), (4, 7789886), (8, 3894943), (13, 2396888), (19, 1639976), (26, 1198444), (38, 819988), (52, 599222), (76, 409994), (104, 299611), (152, 204997), (169, 184376), (247, 126152), (338, 92188), (494, 63076), (676, 46094), (988, 31538), (1213, 25688), (1352, 23047), (1976, 15769), (2426, 12844), (3211, 9704), (4852, 6422)]