1561567228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{701}}^1\times {\mathrm{42839}}^1$

素因数の和:43557

約数の個数: 24

約数和(自身を含む): 2947220640

約数和(自身を除く): 1385653412

約数列:

[1, 2, 4, 13, 26, 52, 701, 1402, 2804, 9113, 18226, 36452, 42839, 85678, 171356, 556907, 1113814, 2227628, 30030139, 60060278, 120120556, 390391807, 780783614, 1561567228]

約数ペア:

[(1, 1561567228), (2, 780783614), (4, 390391807), (13, 120120556), (26, 60060278), (52, 30030139), (701, 2227628), (1402, 1113814), (2804, 556907), (9113, 171356), (18226, 85678), (36452, 42839)]