210968145

素因数分解:

$3^4\times 5^1\times {\mathrm{359}}^1\times {\mathrm{1451}}^1$

素因数の和:1827

約数の個数: 40

約数和(自身を含む): 379494720

約数和(自身を除く): 168526575

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 359, 405, 1077, 1451, 1795, 3231, 4353, 5385, 7255, 9693, 13059, 16155, 21765, 29079, 39177, 48465, 65295, 117531, 145395, 195885, 520909, 587655, 1562727, 2604545, 4688181, 7813635, 14064543, 23440905, 42193629, 70322715, 210968145]

約数ペア:

[(1, 210968145), (3, 70322715), (5, 42193629), (9, 23440905), (15, 14064543), (27, 7813635), (45, 4688181), (81, 2604545), (135, 1562727), (359, 587655), (405, 520909), (1077, 195885), (1451, 145395), (1795, 117531), (3231, 65295), (4353, 48465), (5385, 39177), (7255, 29079), (9693, 21765), (13059, 16155)]