221323190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{15359}}^1$

素因数の和:15508

約数の個数: 32

約数和(自身を含む): 437944320

約数和(自身を除く): 216621130

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 131, 262, 655, 1310, 1441, 2882, 7205, 14410, 15359, 30718, 76795, 153590, 168949, 337898, 844745, 1689490, 2012029, 4024058, 10060145, 20120290, 22132319, 44264638, 110661595, 221323190]

約数ペア:

[(1, 221323190), (2, 110661595), (5, 44264638), (10, 22132319), (11, 20120290), (22, 10060145), (55, 4024058), (110, 2012029), (131, 1689490), (262, 844745), (655, 337898), (1310, 168949), (1441, 153590), (2882, 76795), (7205, 30718), (14410, 15359)]