391470238

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{641}}^1$

素因数の和:852

約数の個数: 32

約数和(自身を含む): 615703680

約数和(自身を除く): 224233442

約数列:

[1, 2, 47, 73, 89, 94, 146, 178, 641, 1282, 3431, 4183, 6497, 6862, 8366, 12994, 30127, 46793, 57049, 60254, 93586, 114098, 305359, 610718, 2199271, 2681303, 4164577, 4398542, 5362606, 8329154, 195735119, 391470238]

約数ペア:

[(1, 391470238), (2, 195735119), (47, 8329154), (73, 5362606), (89, 4398542), (94, 4164577), (146, 2681303), (178, 2199271), (641, 610718), (1282, 305359), (3431, 114098), (4183, 93586), (6497, 60254), (6862, 57049), (8366, 46793), (12994, 30127)]