47921811

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2111}}^1$

素因数の和:2191

約数の個数: 32

約数和(自身を含む): 77856768

約数和(自身を除く): 29934957

約数列:

[1, 3, 7, 21, 23, 47, 69, 141, 161, 329, 483, 987, 1081, 2111, 3243, 6333, 7567, 14777, 22701, 44331, 48553, 99217, 145659, 297651, 339871, 694519, 1019613, 2083557, 2281991, 6845973, 15973937, 47921811]

約数ペア:

[(1, 47921811), (3, 15973937), (7, 6845973), (21, 2281991), (23, 2083557), (47, 1019613), (69, 694519), (141, 339871), (161, 297651), (329, 145659), (483, 99217), (987, 48553), (1081, 44331), (2111, 22701), (3243, 14777), (6333, 7567)]