28238135

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:235

約数の個数: 32

約数和(自身を含む): 37231488

約数和(自身を除く): 8993353

約数列:

[1, 5, 23, 41, 53, 113, 115, 205, 265, 565, 943, 1219, 2173, 2599, 4633, 4715, 5989, 6095, 10865, 12995, 23165, 29945, 49979, 106559, 137747, 245549, 249895, 532795, 688735, 1227745, 5647627, 28238135]

約数ペア:

[(1, 28238135), (5, 5647627), (23, 1227745), (41, 688735), (53, 532795), (113, 249895), (115, 245549), (205, 137747), (265, 106559), (565, 49979), (943, 29945), (1219, 23165), (2173, 12995), (2599, 10865), (4633, 6095), (4715, 5989)]