1428003843

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{40213}}^1$

素因数の和:40331

約数の個数: 32

約数和(自身を含む): 2316326400

約数和(自身を除く): 888322557

約数列:

[1, 3, 7, 19, 21, 57, 89, 133, 267, 399, 623, 1691, 1869, 5073, 11837, 35511, 40213, 120639, 281491, 764047, 844473, 2292141, 3578957, 5348329, 10736871, 16044987, 25052699, 68000183, 75158097, 204000549, 476001281, 1428003843]

約数ペア:

[(1, 1428003843), (3, 476001281), (7, 204000549), (19, 75158097), (21, 68000183), (57, 25052699), (89, 16044987), (133, 10736871), (267, 5348329), (399, 3578957), (623, 2292141), (1691, 844473), (1869, 764047), (5073, 281491), (11837, 120639), (35511, 40213)]