84308721

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{571}}^1$

素因数の和:749

約数の個数: 32

約数和(自身を含む): 131788800

約数和(自身を除く): 47480079

約数列:

[1, 3, 7, 21, 79, 89, 237, 267, 553, 571, 623, 1659, 1713, 1869, 3997, 7031, 11991, 21093, 45109, 49217, 50819, 135327, 147651, 152457, 315763, 355733, 947289, 1067199, 4014701, 12044103, 28102907, 84308721]

約数ペア:

[(1, 84308721), (3, 28102907), (7, 12044103), (21, 4014701), (79, 1067199), (89, 947289), (237, 355733), (267, 315763), (553, 152457), (571, 147651), (623, 135327), (1659, 50819), (1713, 49217), (1869, 45109), (3997, 21093), (7031, 11991)]