1355211

素因数分解:

$3^6\times {\mathrm{11}}^1\times {\mathrm{13}}^2$

素因数の和:55

約数の個数: 42

約数和(自身を含む): 2400228

約数和(自身を除く): 1045017

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 143, 169, 243, 297, 351, 429, 507, 729, 891, 1053, 1287, 1521, 1859, 2673, 3159, 3861, 4563, 5577, 8019, 9477, 11583, 13689, 16731, 34749, 41067, 50193, 104247, 123201, 150579, 451737, 1355211]

約数ペア:

[(1, 1355211), (3, 451737), (9, 150579), (11, 123201), (13, 104247), (27, 50193), (33, 41067), (39, 34749), (81, 16731), (99, 13689), (117, 11583), (143, 9477), (169, 8019), (243, 5577), (297, 4563), (351, 3861), (429, 3159), (507, 2673), (729, 1859), (891, 1521), (1053, 1287)]