66214605

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1087}}^1$

素因数の和:1257

約数の個数: 32

約数和(自身を含む): 110297088

約数和(自身を除く): 44082483

約数列:

[1, 3, 5, 15, 31, 93, 131, 155, 393, 465, 655, 1087, 1965, 3261, 4061, 5435, 12183, 16305, 20305, 33697, 60915, 101091, 142397, 168485, 427191, 505455, 711985, 2135955, 4414307, 13242921, 22071535, 66214605]

約数ペア:

[(1, 66214605), (3, 22071535), (5, 13242921), (15, 4414307), (31, 2135955), (93, 711985), (131, 505455), (155, 427191), (393, 168485), (465, 142397), (655, 101091), (1087, 60915), (1965, 33697), (3261, 20305), (4061, 16305), (5435, 12183)]