25372743

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 38257920

約数和(自身を除く): 12885177

約数列:

[1, 3, 11, 33, 53, 89, 159, 163, 267, 489, 583, 979, 1749, 1793, 2937, 4717, 5379, 8639, 14151, 14507, 25917, 43521, 51887, 95029, 155661, 159577, 285087, 478731, 768871, 2306613, 8457581, 25372743]

約数ペア:

[(1, 25372743), (3, 8457581), (11, 2306613), (33, 768871), (53, 478731), (89, 285087), (159, 159577), (163, 155661), (267, 95029), (489, 51887), (583, 43521), (979, 25917), (1749, 14507), (1793, 14151), (2937, 8639), (4717, 5379)]