261542868

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1\times {\mathrm{829}}^1$

素因数の和:1328

約数の個数: 48

約数和(自身を含む): 622460160

約数和(自身を除く): 360917292

約数列:

[1, 2, 3, 4, 6, 12, 61, 122, 183, 244, 366, 431, 732, 829, 862, 1293, 1658, 1724, 2487, 2586, 3316, 4974, 5172, 9948, 26291, 50569, 52582, 78873, 101138, 105164, 151707, 157746, 202276, 303414, 315492, 357299, 606828, 714598, 1071897, 1429196, 2143794, 4287588, 21795239, 43590478, 65385717, 87180956, 130771434, 261542868]

約数ペア:

[(1, 261542868), (2, 130771434), (3, 87180956), (4, 65385717), (6, 43590478), (12, 21795239), (61, 4287588), (122, 2143794), (183, 1429196), (244, 1071897), (366, 714598), (431, 606828), (732, 357299), (829, 315492), (862, 303414), (1293, 202276), (1658, 157746), (1724, 151707), (2487, 105164), (2586, 101138), (3316, 78873), (4974, 52582), (5172, 50569), (9948, 26291)]