1420575

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:104

約数の個数: 48

約数和(自身を含む): 2666496

約数和(自身を除く): 1245921

約数列:

[1, 3, 5, 13, 15, 25, 31, 39, 47, 65, 75, 93, 141, 155, 195, 235, 325, 403, 465, 611, 705, 775, 975, 1175, 1209, 1457, 1833, 2015, 2325, 3055, 3525, 4371, 6045, 7285, 9165, 10075, 15275, 18941, 21855, 30225, 36425, 45825, 56823, 94705, 109275, 284115, 473525, 1420575]

約数ペア:

[(1, 1420575), (3, 473525), (5, 284115), (13, 109275), (15, 94705), (25, 56823), (31, 45825), (39, 36425), (47, 30225), (65, 21855), (75, 18941), (93, 15275), (141, 10075), (155, 9165), (195, 7285), (235, 6045), (325, 4371), (403, 3525), (465, 3055), (611, 2325), (705, 2015), (775, 1833), (975, 1457), (1175, 1209)]