72351307

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:283

約数の個数: 32

約数和(自身を含む): 89994240

約数和(自身を除く): 17642933

約数列:

[1, 7, 23, 53, 61, 139, 161, 371, 427, 973, 1219, 1403, 3197, 3233, 7367, 8479, 8533, 9821, 22379, 22631, 51569, 59353, 74359, 169441, 195017, 449387, 520513, 1186087, 1365119, 3145709, 10335901, 72351307]

約数ペア:

[(1, 72351307), (7, 10335901), (23, 3145709), (53, 1365119), (61, 1186087), (139, 520513), (161, 449387), (371, 195017), (427, 169441), (973, 74359), (1219, 59353), (1403, 51569), (3197, 22631), (3233, 22379), (7367, 9821), (8479, 8533)]