12308720905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{42373}}^1$

素因数の和:42541

約数の個数: 32

約数和(自身を含む): 16444501920

約数和(自身を除く): 4135781015

約数列:

[1, 5, 13, 41, 65, 109, 205, 533, 545, 1417, 2665, 4469, 7085, 22345, 42373, 58097, 211865, 290485, 550849, 1737293, 2754245, 4618657, 8686465, 22584809, 23093285, 60042541, 112924045, 189364937, 300212705, 946824685, 2461744181, 12308720905]

約数ペア:

[(1, 12308720905), (5, 2461744181), (13, 946824685), (41, 300212705), (65, 189364937), (109, 112924045), (205, 60042541), (533, 23093285), (545, 22584809), (1417, 8686465), (2665, 4618657), (4469, 2754245), (7085, 1737293), (22345, 550849), (42373, 290485), (58097, 211865)]