61800138

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{30931}}^1$

素因数の和:30979

約数の個数: 32

約数和(自身を含む): 141049920

約数和(自身を除く): 79249782

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 222, 333, 666, 999, 1998, 30931, 61862, 92793, 185586, 278379, 556758, 835137, 1144447, 1670274, 2288894, 3433341, 6866682, 10300023, 20600046, 30900069, 61800138]

約数ペア:

[(1, 61800138), (2, 30900069), (3, 20600046), (6, 10300023), (9, 6866682), (18, 3433341), (27, 2288894), (37, 1670274), (54, 1144447), (74, 835137), (111, 556758), (222, 278379), (333, 185586), (666, 92793), (999, 61862), (1998, 30931)]