28191272

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1409}}^1$

素因数の和:1517

約数の個数: 32

約数和(自身を含む): 55074600

約数和(自身を除く): 26883328

約数列:

[1, 2, 4, 8, 41, 61, 82, 122, 164, 244, 328, 488, 1409, 2501, 2818, 5002, 5636, 10004, 11272, 20008, 57769, 85949, 115538, 171898, 231076, 343796, 462152, 687592, 3523909, 7047818, 14095636, 28191272]

約数ペア:

[(1, 28191272), (2, 14095636), (4, 7047818), (8, 3523909), (41, 687592), (61, 462152), (82, 343796), (122, 231076), (164, 171898), (244, 115538), (328, 85949), (488, 57769), (1409, 20008), (2501, 11272), (2818, 10004), (5002, 5636)]