31488426

素因数分解:

$2^1\times 3^7\times {\mathrm{23}}^1\times {\mathrm{313}}^1$

素因数の和:359

約数の個数: 64

約数和(自身を含む): 74154240

約数和(自身を除く): 42665814

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 162, 207, 243, 313, 414, 486, 621, 626, 729, 939, 1242, 1458, 1863, 1878, 2187, 2817, 3726, 4374, 5589, 5634, 7199, 8451, 11178, 14398, 16767, 16902, 21597, 25353, 33534, 43194, 50301, 50706, 64791, 76059, 100602, 129582, 152118, 194373, 228177, 388746, 456354, 583119, 684531, 1166238, 1369062, 1749357, 3498714, 5248071, 10496142, 15744213, 31488426]

約数ペア:

[(1, 31488426), (2, 15744213), (3, 10496142), (6, 5248071), (9, 3498714), (18, 1749357), (23, 1369062), (27, 1166238), (46, 684531), (54, 583119), (69, 456354), (81, 388746), (138, 228177), (162, 194373), (207, 152118), (243, 129582), (313, 100602), (414, 76059), (486, 64791), (621, 50706), (626, 50301), (729, 43194), (939, 33534), (1242, 25353), (1458, 21597), (1863, 16902), (1878, 16767), (2187, 14398), (2817, 11178), (3726, 8451), (4374, 7199), (5589, 5634)]