260228085

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{70237}}^1$

素因数の和:70277

約数の個数: 32

約数和(自身を含む): 471999360

約数和(自身を除く): 211771275

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 70237, 210711, 351185, 913081, 1053555, 1334503, 2739243, 4003509, 4565405, 6672515, 13696215, 17348539, 20017545, 52045617, 86742695, 260228085]

約数ペア:

[(1, 260228085), (3, 86742695), (5, 52045617), (13, 20017545), (15, 17348539), (19, 13696215), (39, 6672515), (57, 4565405), (65, 4003509), (95, 2739243), (195, 1334503), (247, 1053555), (285, 913081), (741, 351185), (1235, 210711), (3705, 70237)]