27271905

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{577}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 45944064

約数和(自身を除く): 18672159

約数列:

[1, 3, 5, 15, 23, 69, 115, 137, 345, 411, 577, 685, 1731, 2055, 2885, 3151, 8655, 9453, 13271, 15755, 39813, 47265, 66355, 79049, 199065, 237147, 395245, 1185735, 1818127, 5454381, 9090635, 27271905]

約数ペア:

[(1, 27271905), (3, 9090635), (5, 5454381), (15, 1818127), (23, 1185735), (69, 395245), (115, 237147), (137, 199065), (345, 79049), (411, 66355), (577, 47265), (685, 39813), (1731, 15755), (2055, 13271), (2885, 9453), (3151, 8655)]