68401557

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:443

約数の個数: 64

約数和(自身を含む): 124992000

約数和(自身を除く): 56590443

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 61, 63, 119, 153, 183, 189, 349, 357, 427, 459, 549, 1037, 1047, 1071, 1281, 1647, 2443, 3111, 3141, 3213, 3843, 5933, 7259, 7329, 9333, 9423, 11529, 17799, 21289, 21777, 21987, 27999, 41531, 53397, 63867, 65331, 65961, 124593, 149023, 160191, 191601, 195993, 361913, 373779, 447069, 574803, 1085739, 1121337, 1341207, 2533391, 3257217, 4023621, 7600173, 9771651, 22800519, 68401557]

約数ペア:

[(1, 68401557), (3, 22800519), (7, 9771651), (9, 7600173), (17, 4023621), (21, 3257217), (27, 2533391), (51, 1341207), (61, 1121337), (63, 1085739), (119, 574803), (153, 447069), (183, 373779), (189, 361913), (349, 195993), (357, 191601), (427, 160191), (459, 149023), (549, 124593), (1037, 65961), (1047, 65331), (1071, 63867), (1281, 53397), (1647, 41531), (2443, 27999), (3111, 21987), (3141, 21777), (3213, 21289), (3843, 17799), (5933, 11529), (7259, 9423), (7329, 9333)]