99771356

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{21521}}^1$

素因数の和:21605

約数の個数: 24

約数和(自身を含む): 186810960

約数和(自身を除く): 87039604

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 1159, 2318, 4636, 21521, 43042, 86084, 408899, 817798, 1312781, 1635596, 2625562, 5251124, 24942839, 49885678, 99771356]

約数ペア:

[(1, 99771356), (2, 49885678), (4, 24942839), (19, 5251124), (38, 2625562), (61, 1635596), (76, 1312781), (122, 817798), (244, 408899), (1159, 86084), (2318, 43042), (4636, 21521)]