157260747

素因数分解:

$3^1\times 7^2\times {\mathrm{347}}^1\times {\mathrm{3083}}^1$

素因数の和:3447

約数の個数: 24

約数和(自身を含む): 244696896

約数和(自身を除く): 87436149

約数列:

[1, 3, 7, 21, 49, 147, 347, 1041, 2429, 3083, 7287, 9249, 17003, 21581, 51009, 64743, 151067, 453201, 1069801, 3209403, 7488607, 22465821, 52420249, 157260747]

約数ペア:

[(1, 157260747), (3, 52420249), (7, 22465821), (21, 7488607), (49, 3209403), (147, 1069801), (347, 453201), (1041, 151067), (2429, 64743), (3083, 51009), (7287, 21581), (9249, 17003)]