1978185

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:669

約数の個数: 32

約数和(自身を含む): 3640320

約数和(自身を除く): 1662135

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 631, 1045, 1893, 3135, 3155, 6941, 9465, 11989, 20823, 34705, 35967, 59945, 104115, 131879, 179835, 395637, 659395, 1978185]

約数ペア:

[(1, 1978185), (3, 659395), (5, 395637), (11, 179835), (15, 131879), (19, 104115), (33, 59945), (55, 35967), (57, 34705), (95, 20823), (165, 11989), (209, 9465), (285, 6941), (627, 3155), (631, 3135), (1045, 1893)]