12142995

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 20666880

約数和(自身を除く): 8523885

約数列:

[1, 3, 5, 15, 19, 57, 95, 137, 285, 311, 411, 685, 933, 1555, 2055, 2603, 4665, 5909, 7809, 13015, 17727, 29545, 39045, 42607, 88635, 127821, 213035, 639105, 809533, 2428599, 4047665, 12142995]

約数ペア:

[(1, 12142995), (3, 4047665), (5, 2428599), (15, 809533), (19, 639105), (57, 213035), (95, 127821), (137, 88635), (285, 42607), (311, 39045), (411, 29545), (685, 17727), (933, 13015), (1555, 7809), (2055, 5909), (2603, 4665)]