197721363

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{2711}}^1$

素因数の和:2895

約数の個数: 32

約数和(自身を含む): 316588032

約数和(自身を除く): 118866669

約数列:

[1, 3, 7, 21, 23, 69, 151, 161, 453, 483, 1057, 2711, 3171, 3473, 8133, 10419, 18977, 24311, 56931, 62353, 72933, 187059, 409361, 436471, 1228083, 1309413, 2865527, 8596581, 9415303, 28245909, 65907121, 197721363]

約数ペア:

[(1, 197721363), (3, 65907121), (7, 28245909), (21, 9415303), (23, 8596581), (69, 2865527), (151, 1309413), (161, 1228083), (453, 436471), (483, 409361), (1057, 187059), (2711, 72933), (3171, 62353), (3473, 56931), (8133, 24311), (10419, 18977)]