31809726

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{401}}^1$

素因数の和:538

約数の個数: 64

約数和(自身を含む): 76991040

約数和(自身を除く): 45181314

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 113, 117, 226, 234, 339, 351, 401, 678, 702, 802, 1017, 1203, 1469, 2034, 2406, 2938, 3051, 3609, 4407, 5213, 6102, 7218, 8814, 10426, 10827, 13221, 15639, 21654, 26442, 31278, 39663, 45313, 46917, 79326, 90626, 93834, 135939, 140751, 271878, 281502, 407817, 589069, 815634, 1178138, 1223451, 1767207, 2446902, 3534414, 5301621, 10603242, 15904863, 31809726]

約数ペア:

[(1, 31809726), (2, 15904863), (3, 10603242), (6, 5301621), (9, 3534414), (13, 2446902), (18, 1767207), (26, 1223451), (27, 1178138), (39, 815634), (54, 589069), (78, 407817), (113, 281502), (117, 271878), (226, 140751), (234, 135939), (339, 93834), (351, 90626), (401, 79326), (678, 46917), (702, 45313), (802, 39663), (1017, 31278), (1203, 26442), (1469, 21654), (2034, 15639), (2406, 13221), (2938, 10827), (3051, 10426), (3609, 8814), (4407, 7218), (5213, 6102)]