1642815

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:340

約数の個数: 32

約数和(自身を含む): 2999040

約数和(自身を除く): 1356225

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 283, 387, 645, 849, 1161, 1415, 1935, 2547, 4245, 5805, 7641, 12169, 12735, 36507, 38205, 60845, 109521, 182535, 328563, 547605, 1642815]

約数ペア:

[(1, 1642815), (3, 547605), (5, 328563), (9, 182535), (15, 109521), (27, 60845), (43, 38205), (45, 36507), (129, 12735), (135, 12169), (215, 7641), (283, 5805), (387, 4245), (645, 2547), (849, 1935), (1161, 1415)]