68731516

素因数分解:

$2^2\times 7^2\times {\mathrm{173}}^1\times {\mathrm{2027}}^1$

素因数の和:2218

約数の個数: 36

約数和(自身を含む): 140795928

約数和(自身を除く): 72064412

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 173, 196, 346, 692, 1211, 2027, 2422, 4054, 4844, 8108, 8477, 14189, 16954, 28378, 33908, 56756, 99323, 198646, 350671, 397292, 701342, 1402684, 2454697, 4909394, 9818788, 17182879, 34365758, 68731516]

約数ペア:

[(1, 68731516), (2, 34365758), (4, 17182879), (7, 9818788), (14, 4909394), (28, 2454697), (49, 1402684), (98, 701342), (173, 397292), (196, 350671), (346, 198646), (692, 99323), (1211, 56756), (2027, 33908), (2422, 28378), (4054, 16954), (4844, 14189), (8108, 8477)]