636693939

素因数分解:

$3^4\times 7^1\times {\mathrm{491}}^1\times {\mathrm{2287}}^1$

素因数の和:2797

約数の個数: 40

約数和(自身を含む): 1089673728

約数和(自身を除く): 452979789

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 491, 567, 1473, 2287, 3437, 4419, 6861, 10311, 13257, 16009, 20583, 30933, 39771, 48027, 61749, 92799, 144081, 185247, 278397, 432243, 1122917, 1296729, 3368751, 7860419, 10106253, 23581257, 30318759, 70743771, 90956277, 212231313, 636693939]

約数ペア:

[(1, 636693939), (3, 212231313), (7, 90956277), (9, 70743771), (21, 30318759), (27, 23581257), (63, 10106253), (81, 7860419), (189, 3368751), (491, 1296729), (567, 1122917), (1473, 432243), (2287, 278397), (3437, 185247), (4419, 144081), (6861, 92799), (10311, 61749), (13257, 48027), (16009, 39771), (20583, 30933)]