1900397955

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{392239}}^1$

素因数の和:392283

約数の個数: 32

約数和(自身を含む): 3388953600

約数和(自身を除く): 1488555645

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 4845, 392239, 1176717, 1961195, 5883585, 6668063, 7452541, 20004189, 22357623, 33340315, 37262705, 100020945, 111788115, 126693197, 380079591, 633465985, 1900397955]

約数ペア:

[(1, 1900397955), (3, 633465985), (5, 380079591), (15, 126693197), (17, 111788115), (19, 100020945), (51, 37262705), (57, 33340315), (85, 22357623), (95, 20004189), (255, 7452541), (285, 6668063), (323, 5883585), (969, 1961195), (1615, 1176717), (4845, 392239)]