390079839

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{271}}^1\times {\mathrm{907}}^1$

素因数の和:1227

約数の個数: 24

約数和(自身を含む): 546310912

約数和(自身を除く): 156231073

約数列:

[1, 3, 23, 69, 271, 529, 813, 907, 1587, 2721, 6233, 18699, 20861, 62583, 143359, 245797, 430077, 479803, 737391, 1439409, 5653331, 16959993, 130026613, 390079839]

約数ペア:

[(1, 390079839), (3, 130026613), (23, 16959993), (69, 5653331), (271, 1439409), (529, 737391), (813, 479803), (907, 430077), (1587, 245797), (2721, 143359), (6233, 62583), (18699, 20861)]