1331890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{359}}^1$

素因数の和:426

約数の個数: 32

約数和(自身を含む): 2799360

約数和(自身を除く): 1467470

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 359, 371, 530, 718, 742, 1795, 1855, 2513, 3590, 3710, 5026, 12565, 19027, 25130, 38054, 95135, 133189, 190270, 266378, 665945, 1331890]

約数ペア:

[(1, 1331890), (2, 665945), (5, 266378), (7, 190270), (10, 133189), (14, 95135), (35, 38054), (53, 25130), (70, 19027), (106, 12565), (265, 5026), (359, 3710), (371, 3590), (530, 2513), (718, 1855), (742, 1795)]