980521905

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{1223}}^1$

素因数の和:1398

約数の個数: 64

約数和(自身を含む): 1768200192

約数和(自身を除く): 787678287

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 113, 129, 165, 215, 339, 473, 565, 645, 1223, 1243, 1419, 1695, 2365, 3669, 3729, 4859, 6115, 6215, 7095, 13453, 14577, 18345, 18645, 24295, 40359, 52589, 53449, 67265, 72885, 138199, 157767, 160347, 201795, 262945, 267245, 414597, 578479, 690995, 788835, 801735, 1520189, 1735437, 2072985, 2892395, 4560567, 5942557, 7600945, 8677185, 17827671, 22802835, 29712785, 65368127, 89138355, 196104381, 326840635, 980521905]

約数ペア:

[(1, 980521905), (3, 326840635), (5, 196104381), (11, 89138355), (15, 65368127), (33, 29712785), (43, 22802835), (55, 17827671), (113, 8677185), (129, 7600945), (165, 5942557), (215, 4560567), (339, 2892395), (473, 2072985), (565, 1735437), (645, 1520189), (1223, 801735), (1243, 788835), (1419, 690995), (1695, 578479), (2365, 414597), (3669, 267245), (3729, 262945), (4859, 201795), (6115, 160347), (6215, 157767), (7095, 138199), (13453, 72885), (14577, 67265), (18345, 53449), (18645, 52589), (24295, 40359)]