2048907555

素因数分解:

$3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{757}}^1$

素因数の和:978

約数の個数: 80

約数和(自身を含む): 3790521504

約数和(自身を除く): 1741613949

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 81, 123, 135, 163, 205, 369, 405, 489, 615, 757, 815, 1107, 1467, 1845, 2271, 2445, 3321, 3785, 4401, 5535, 6683, 6813, 7335, 11355, 13203, 16605, 20049, 20439, 22005, 31037, 33415, 34065, 60147, 61317, 66015, 93111, 100245, 102195, 123391, 155185, 180441, 279333, 300735, 306585, 370173, 465555, 541323, 616955, 837999, 902205, 1110519, 1396665, 1850865, 2513997, 2706615, 3331557, 4189995, 5059031, 5552595, 9994671, 12569985, 15177093, 16657785, 25295155, 45531279, 49973355, 75885465, 136593837, 227656395, 409781511, 682969185, 2048907555]

約数ペア:

[(1, 2048907555), (3, 682969185), (5, 409781511), (9, 227656395), (15, 136593837), (27, 75885465), (41, 49973355), (45, 45531279), (81, 25295155), (123, 16657785), (135, 15177093), (163, 12569985), (205, 9994671), (369, 5552595), (405, 5059031), (489, 4189995), (615, 3331557), (757, 2706615), (815, 2513997), (1107, 1850865), (1467, 1396665), (1845, 1110519), (2271, 902205), (2445, 837999), (3321, 616955), (3785, 541323), (4401, 465555), (5535, 370173), (6683, 306585), (6813, 300735), (7335, 279333), (11355, 180441), (13203, 155185), (16605, 123391), (20049, 102195), (20439, 100245), (22005, 93111), (31037, 66015), (33415, 61317), (34065, 60147)]