128436665

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{479}}^1$

素因数の和:701

約数の個数: 32

約数和(自身を含む): 181370880

約数和(自身を除く): 52934215

約数列:

[1, 5, 7, 35, 47, 163, 235, 329, 479, 815, 1141, 1645, 2395, 3353, 5705, 7661, 16765, 22513, 38305, 53627, 78077, 112565, 157591, 268135, 390385, 546539, 787955, 2732695, 3669619, 18348095, 25687333, 128436665]

約数ペア:

[(1, 128436665), (5, 25687333), (7, 18348095), (35, 3669619), (47, 2732695), (163, 787955), (235, 546539), (329, 390385), (479, 268135), (815, 157591), (1141, 112565), (1645, 78077), (2395, 53627), (3353, 38305), (5705, 22513), (7661, 16765)]