61213971

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9749}}^1$

素因数の和:9795

約数の個数: 32

約数和(自身を含む): 104832000

約数和(自身を除く): 43618029

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 2093, 6279, 9749, 29247, 68243, 126737, 204729, 224227, 380211, 672681, 887159, 1569589, 2661477, 2914951, 4708767, 8744853, 20404657, 61213971]

約数ペア:

[(1, 61213971), (3, 20404657), (7, 8744853), (13, 4708767), (21, 2914951), (23, 2661477), (39, 1569589), (69, 887159), (91, 672681), (161, 380211), (273, 224227), (299, 204729), (483, 126737), (897, 68243), (2093, 29247), (6279, 9749)]