8290555

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:188

約数の個数: 48

約数和(自身を含む): 13214880

約数和(自身を除く): 4924325

約数列:

[1, 5, 7, 13, 19, 35, 49, 65, 91, 95, 133, 137, 245, 247, 455, 637, 665, 685, 931, 959, 1235, 1729, 1781, 2603, 3185, 4655, 4795, 6713, 8645, 8905, 12103, 12467, 13015, 18221, 33565, 33839, 60515, 62335, 87269, 91105, 127547, 169195, 236873, 436345, 637735, 1184365, 1658111, 8290555]

約数ペア:

[(1, 8290555), (5, 1658111), (7, 1184365), (13, 637735), (19, 436345), (35, 236873), (49, 169195), (65, 127547), (91, 91105), (95, 87269), (133, 62335), (137, 60515), (245, 33839), (247, 33565), (455, 18221), (637, 13015), (665, 12467), (685, 12103), (931, 8905), (959, 8645), (1235, 6713), (1729, 4795), (1781, 4655), (2603, 3185)]