313087515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{37339}}^1$

素因数の和:37403

約数の個数: 32

約数和(自身を含む): 552034560

約数和(自身を除く): 238947045

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1677, 2795, 8385, 37339, 112017, 186695, 485407, 560085, 1456221, 1605577, 2427035, 4816731, 7281105, 8027885, 20872501, 24083655, 62617503, 104362505, 313087515]

約数ペア:

[(1, 313087515), (3, 104362505), (5, 62617503), (13, 24083655), (15, 20872501), (39, 8027885), (43, 7281105), (65, 4816731), (129, 2427035), (195, 1605577), (215, 1456221), (559, 560085), (645, 485407), (1677, 186695), (2795, 112017), (8385, 37339)]