210838285

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{613}}^1$

素因数の和:973

約数の個数: 32

約数和(自身を含む): 299907072

約数和(自身を除く): 89068787

約数列:

[1, 5, 7, 31, 35, 155, 217, 317, 613, 1085, 1585, 2219, 3065, 4291, 9827, 11095, 19003, 21455, 49135, 68789, 95015, 133021, 194321, 343945, 665105, 971605, 1360247, 6023951, 6801235, 30119755, 42167657, 210838285]

約数ペア:

[(1, 210838285), (5, 42167657), (7, 30119755), (31, 6801235), (35, 6023951), (155, 1360247), (217, 971605), (317, 665105), (613, 343945), (1085, 194321), (1585, 133021), (2219, 95015), (3065, 68789), (4291, 49135), (9827, 21455), (11095, 19003)]