156750321

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{8087}}^1$

素因数の和:8181

約数の個数: 32

約数和(自身を含む): 260886528

約数和(自身を除く): 104136207

約数列:

[1, 3, 7, 13, 21, 39, 71, 91, 213, 273, 497, 923, 1491, 2769, 6461, 8087, 19383, 24261, 56609, 105131, 169827, 315393, 574177, 735917, 1722531, 2207751, 4019239, 7464301, 12057717, 22392903, 52250107, 156750321]

約数ペア:

[(1, 156750321), (3, 52250107), (7, 22392903), (13, 12057717), (21, 7464301), (39, 4019239), (71, 2207751), (91, 1722531), (213, 735917), (273, 574177), (497, 315393), (923, 169827), (1491, 105131), (2769, 56609), (6461, 24261), (8087, 19383)]