68216715

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1951}}^1$

素因数の和:2009

約数の個数: 64

約数和(自身を含む): 142417920

約数和(自身を除く): 74201205

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 37, 45, 63, 105, 111, 135, 185, 189, 259, 315, 333, 555, 777, 945, 999, 1295, 1665, 1951, 2331, 3885, 4995, 5853, 6993, 9755, 11655, 13657, 17559, 29265, 34965, 40971, 52677, 68285, 72187, 87795, 122913, 204855, 216561, 263385, 360935, 368739, 505309, 614565, 649683, 1082805, 1515927, 1843695, 1949049, 2526545, 3248415, 4547781, 7579635, 9745245, 13643343, 22738905, 68216715]

約数ペア:

[(1, 68216715), (3, 22738905), (5, 13643343), (7, 9745245), (9, 7579635), (15, 4547781), (21, 3248415), (27, 2526545), (35, 1949049), (37, 1843695), (45, 1515927), (63, 1082805), (105, 649683), (111, 614565), (135, 505309), (185, 368739), (189, 360935), (259, 263385), (315, 216561), (333, 204855), (555, 122913), (777, 87795), (945, 72187), (999, 68285), (1295, 52677), (1665, 40971), (1951, 34965), (2331, 29265), (3885, 17559), (4995, 13657), (5853, 11655), (6993, 9755)]