1257226485

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1\times {\mathrm{6991}}^1$

素因数の和:7649

約数の個数: 32

約数和(自身を含む): 2121093120

約数和(自身を除く): 863866635

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 631, 1893, 3155, 6991, 9465, 11989, 20973, 34955, 35967, 59945, 104865, 132829, 179835, 398487, 664145, 1992435, 4411321, 13233963, 22056605, 66169815, 83815099, 251445297, 419075495, 1257226485]

約数ペア:

[(1, 1257226485), (3, 419075495), (5, 251445297), (15, 83815099), (19, 66169815), (57, 22056605), (95, 13233963), (285, 4411321), (631, 1992435), (1893, 664145), (3155, 398487), (6991, 179835), (9465, 132829), (11989, 104865), (20973, 59945), (34955, 35967)]