8721255

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1487}}^1$

素因数の和:1535

約数の個数: 32

約数和(自身を含む): 15427584

約数和(自身を除く): 6706329

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 1173, 1487, 1955, 4461, 5865, 7435, 22305, 25279, 34201, 75837, 102603, 126395, 171005, 379185, 513015, 581417, 1744251, 2907085, 8721255]

約数ペア:

[(1, 8721255), (3, 2907085), (5, 1744251), (15, 581417), (17, 513015), (23, 379185), (51, 171005), (69, 126395), (85, 102603), (115, 75837), (255, 34201), (345, 25279), (391, 22305), (1173, 7435), (1487, 5865), (1955, 4461)]