7927465

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:182

約数の個数: 48

約数和(自身を含む): 12640320

約数和(自身を除く): 4712855

約数列:

[1, 5, 7, 13, 19, 35, 49, 65, 91, 95, 131, 133, 245, 247, 455, 637, 655, 665, 917, 931, 1235, 1703, 1729, 2489, 3185, 4585, 4655, 6419, 8515, 8645, 11921, 12103, 12445, 17423, 32095, 32357, 59605, 60515, 83447, 87115, 121961, 161785, 226499, 417235, 609805, 1132495, 1585493, 7927465]

約数ペア:

[(1, 7927465), (5, 1585493), (7, 1132495), (13, 609805), (19, 417235), (35, 226499), (49, 161785), (65, 121961), (91, 87115), (95, 83447), (131, 60515), (133, 59605), (245, 32357), (247, 32095), (455, 17423), (637, 12445), (655, 12103), (665, 11921), (917, 8645), (931, 8515), (1235, 6419), (1703, 4655), (1729, 4585), (2489, 3185)]