406747011

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{643}}^1\times {\mathrm{661}}^1$

素因数の和:1347

約数の個数: 32

約数和(自身を含む): 613912320

約数和(自身を除く): 207165309

約数列:

[1, 3, 11, 29, 33, 87, 319, 643, 661, 957, 1929, 1983, 7073, 7271, 18647, 19169, 21219, 21813, 55941, 57507, 205117, 210859, 425023, 615351, 632577, 1275069, 4675253, 12325667, 14025759, 36977001, 135582337, 406747011]

約数ペア:

[(1, 406747011), (3, 135582337), (11, 36977001), (29, 14025759), (33, 12325667), (87, 4675253), (319, 1275069), (643, 632577), (661, 615351), (957, 425023), (1929, 210859), (1983, 205117), (7073, 57507), (7271, 55941), (18647, 21813), (19169, 21219)]