1271728

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{1303}}^1$

素因数の和:1372

約数の個数: 20

約数和(自身を含む): 2506288

約数和(自身を除く): 1234560

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 1303, 2606, 5212, 10424, 20848, 79483, 158966, 317932, 635864, 1271728]

約数ペア:

[(1, 1271728), (2, 635864), (4, 317932), (8, 158966), (16, 79483), (61, 20848), (122, 10424), (244, 5212), (488, 2606), (976, 1303)]