205123656

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{208459}}^1$

素因数の和:208509

約数の個数: 32

約数和(自身を含む): 525319200

約数和(自身を除く): 320195544

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 164, 246, 328, 492, 984, 208459, 416918, 625377, 833836, 1250754, 1667672, 2501508, 5003016, 8546819, 17093638, 25640457, 34187276, 51280914, 68374552, 102561828, 205123656]

約数ペア:

[(1, 205123656), (2, 102561828), (3, 68374552), (4, 51280914), (6, 34187276), (8, 25640457), (12, 17093638), (24, 8546819), (41, 5003016), (82, 2501508), (123, 1667672), (164, 1250754), (246, 833836), (328, 625377), (492, 416918), (984, 208459)]