128428556

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{587}}^1\times {\mathrm{659}}^1$

素因数の和:1333

約数の個数: 24

約数和(自身を含む): 228191040

約数和(自身を除く): 99762484

約数列:

[1, 2, 4, 83, 166, 332, 587, 659, 1174, 1318, 2348, 2636, 48721, 54697, 97442, 109394, 194884, 218788, 386833, 773666, 1547332, 32107139, 64214278, 128428556]

約数ペア:

[(1, 128428556), (2, 64214278), (4, 32107139), (83, 1547332), (166, 773666), (332, 386833), (587, 218788), (659, 194884), (1174, 109394), (1318, 97442), (2348, 54697), (2636, 48721)]