128914542

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{80471}}^1$

素因数の和:80568

約数の個数: 24

約数和(自身を含む): 282456720

約数和(自身を除く): 153542178

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 267, 534, 801, 1602, 80471, 160942, 241413, 482826, 724239, 1448478, 7161919, 14323838, 21485757, 42971514, 64457271, 128914542]

約数ペア:

[(1, 128914542), (2, 64457271), (3, 42971514), (6, 21485757), (9, 14323838), (18, 7161919), (89, 1448478), (178, 724239), (267, 482826), (534, 241413), (801, 160942), (1602, 80471)]