201429921

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{18553}}^1$

素因数の和:18621

約数の個数: 32

約数和(自身を含む): 341987328

約数和(自身を除く): 140557407

約数列:

[1, 3, 7, 11, 21, 33, 47, 77, 141, 231, 329, 517, 987, 1551, 3619, 10857, 18553, 55659, 129871, 204083, 389613, 612249, 871991, 1428581, 2615973, 4285743, 6103937, 9591901, 18311811, 28775703, 67143307, 201429921]

約数ペア:

[(1, 201429921), (3, 67143307), (7, 28775703), (11, 18311811), (21, 9591901), (33, 6103937), (47, 4285743), (77, 2615973), (141, 1428581), (231, 871991), (329, 612249), (517, 389613), (987, 204083), (1551, 129871), (3619, 55659), (10857, 18553)]