81244335

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{461}}^1$

素因数の和:879

約数の個数: 32

約数和(自身を含む): 134830080

約数和(自身を除く): 53585745

約数列:

[1, 3, 5, 15, 31, 93, 155, 379, 461, 465, 1137, 1383, 1895, 2305, 5685, 6915, 11749, 14291, 35247, 42873, 58745, 71455, 174719, 176235, 214365, 524157, 873595, 2620785, 5416289, 16248867, 27081445, 81244335]

約数ペア:

[(1, 81244335), (3, 27081445), (5, 16248867), (15, 5416289), (31, 2620785), (93, 873595), (155, 524157), (379, 214365), (461, 176235), (465, 174719), (1137, 71455), (1383, 58745), (1895, 42873), (2305, 35247), (5685, 14291), (6915, 11749)]