68984181

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1571}}^1$

素因数の和:1642

約数の個数: 48

約数和(自身を含む): 123596928

約数和(自身を除く): 54612747

約数列:

[1, 3, 7, 9, 17, 21, 41, 51, 63, 119, 123, 153, 287, 357, 369, 697, 861, 1071, 1571, 2091, 2583, 4713, 4879, 6273, 10997, 14139, 14637, 26707, 32991, 43911, 64411, 80121, 98973, 186949, 193233, 240363, 450877, 560847, 579699, 1094987, 1352631, 1682541, 3284961, 4057893, 7664909, 9854883, 22994727, 68984181]

約数ペア:

[(1, 68984181), (3, 22994727), (7, 9854883), (9, 7664909), (17, 4057893), (21, 3284961), (41, 1682541), (51, 1352631), (63, 1094987), (119, 579699), (123, 560847), (153, 450877), (287, 240363), (357, 193233), (369, 186949), (697, 98973), (861, 80121), (1071, 64411), (1571, 43911), (2091, 32991), (2583, 26707), (4713, 14637), (4879, 14139), (6273, 10997)]