31460783991

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{881}}^1\times {\mathrm{130807}}^1$

素因数の和:131711

約数の個数: 32

約数和(自身を含む): 51686949888

約数和(自身を除く): 20226165897

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 881, 2643, 6167, 11453, 18501, 34359, 80171, 130807, 240513, 392421, 915649, 1700491, 2746947, 5101473, 11903437, 35710311, 115240967, 345722901, 806686769, 1498132571, 2420060307, 4494397713, 10486927997, 31460783991]

約数ペア:

[(1, 31460783991), (3, 10486927997), (7, 4494397713), (13, 2420060307), (21, 1498132571), (39, 806686769), (91, 345722901), (273, 115240967), (881, 35710311), (2643, 11903437), (6167, 5101473), (11453, 2746947), (18501, 1700491), (34359, 915649), (80171, 392421), (130807, 240513)]