216507095

素因数分解:

$5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1\times {\mathrm{233}}^1$

素因数の和:575

約数の個数: 32

約数和(自身を含む): 301916160

約数和(自身を除く): 85409065

約数列:

[1, 5, 7, 35, 139, 191, 233, 695, 955, 973, 1165, 1337, 1631, 4865, 6685, 8155, 26549, 32387, 44503, 132745, 161935, 185843, 222515, 226709, 311521, 929215, 1133545, 1557605, 6185917, 30929585, 43301419, 216507095]

約数ペア:

[(1, 216507095), (5, 43301419), (7, 30929585), (35, 6185917), (139, 1557605), (191, 1133545), (233, 929215), (695, 311521), (955, 226709), (973, 222515), (1165, 185843), (1337, 161935), (1631, 132745), (4865, 44503), (6685, 32387), (8155, 26549)]