289537990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{23909}}^1$

素因数の和:24096

約数の個数: 32

約数和(自身を含む): 599088960

約数和(自身を除く): 309550970

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 173, 346, 865, 1211, 1730, 2422, 6055, 12110, 23909, 47818, 119545, 167363, 239090, 334726, 836815, 1673630, 4136257, 8272514, 20681285, 28953799, 41362570, 57907598, 144768995, 289537990]

約数ペア:

[(1, 289537990), (2, 144768995), (5, 57907598), (7, 41362570), (10, 28953799), (14, 20681285), (35, 8272514), (70, 4136257), (173, 1673630), (346, 836815), (865, 334726), (1211, 239090), (1730, 167363), (2422, 119545), (6055, 47818), (12110, 23909)]