28623201

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 41472000

約数和(自身を除く): 12848799

約数列:

[1, 3, 23, 59, 69, 79, 89, 177, 237, 267, 1357, 1817, 2047, 4071, 4661, 5251, 5451, 6141, 7031, 13983, 15753, 21093, 107203, 120773, 161713, 321609, 362319, 414829, 485139, 1244487, 9541067, 28623201]

約数ペア:

[(1, 28623201), (3, 9541067), (23, 1244487), (59, 485139), (69, 414829), (79, 362319), (89, 321609), (177, 161713), (237, 120773), (267, 107203), (1357, 21093), (1817, 15753), (2047, 13983), (4071, 7031), (4661, 6141), (5251, 5451)]