521007903

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{227}}^1\times {\mathrm{503}}^1$

素因数の和:765

約数の個数: 48

約数和(自身を含む): 841155840

約数和(自身を除く): 320147937

約数列:

[1, 3, 9, 13, 27, 39, 117, 169, 227, 351, 503, 507, 681, 1509, 1521, 2043, 2951, 4527, 4563, 6129, 6539, 8853, 13581, 19617, 26559, 38363, 58851, 79677, 85007, 114181, 115089, 176553, 255021, 342543, 345267, 765063, 1027629, 1035801, 1484353, 2295189, 3082887, 4453059, 13359177, 19296589, 40077531, 57889767, 173669301, 521007903]

約数ペア:

[(1, 521007903), (3, 173669301), (9, 57889767), (13, 40077531), (27, 19296589), (39, 13359177), (117, 4453059), (169, 3082887), (227, 2295189), (351, 1484353), (503, 1035801), (507, 1027629), (681, 765063), (1509, 345267), (1521, 342543), (2043, 255021), (2951, 176553), (4527, 115089), (4563, 114181), (6129, 85007), (6539, 79677), (8853, 58851), (13581, 38363), (19617, 26559)]