1330761978

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{812431}}^1$

素因数の和:812459

約数の個数: 48

約数和(自身を含む): 3548702976

約数和(自身を除く): 2217940998

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 812431, 1624862, 2437293, 4874586, 5687017, 7311879, 10561603, 11374034, 14623758, 17061051, 21123206, 31684809, 34122102, 51183153, 63369618, 73931221, 95054427, 102366306, 147862442, 190108854, 221793663, 443587326, 665380989, 1330761978]

約数ペア:

[(1, 1330761978), (2, 665380989), (3, 443587326), (6, 221793663), (7, 190108854), (9, 147862442), (13, 102366306), (14, 95054427), (18, 73931221), (21, 63369618), (26, 51183153), (39, 34122102), (42, 31684809), (63, 21123206), (78, 17061051), (91, 14623758), (117, 11374034), (126, 10561603), (182, 7311879), (234, 5687017), (273, 4874586), (546, 2437293), (819, 1624862), (1638, 812431)]