261096771

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1\times {\mathrm{487}}^1$

素因数の和:795

約数の個数: 32

約数和(自身を含む): 383685120

約数和(自身を除く): 122588349

約数列:

[1, 3, 13, 39, 59, 177, 233, 487, 699, 767, 1461, 2301, 3029, 6331, 9087, 13747, 18993, 28733, 41241, 86199, 113471, 178711, 340413, 373529, 536133, 1120587, 1475123, 4425369, 6694789, 20084367, 87032257, 261096771]

約数ペア:

[(1, 261096771), (3, 87032257), (13, 20084367), (39, 6694789), (59, 4425369), (177, 1475123), (233, 1120587), (487, 536133), (699, 373529), (767, 340413), (1461, 178711), (2301, 113471), (3029, 86199), (6331, 41241), (9087, 28733), (13747, 18993)]