221471745

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{11093}}^1$

素因数の和:11134

約数の個数: 32

約数和(自身を含む): 389798784

約数和(自身を除く): 168327039

約数列:

[1, 3, 5, 11, 15, 33, 55, 121, 165, 363, 605, 1331, 1815, 3993, 6655, 11093, 19965, 33279, 55465, 122023, 166395, 366069, 610115, 1342253, 1830345, 4026759, 6711265, 14764783, 20133795, 44294349, 73823915, 221471745]

約数ペア:

[(1, 221471745), (3, 73823915), (5, 44294349), (11, 20133795), (15, 14764783), (33, 6711265), (55, 4026759), (121, 1830345), (165, 1342253), (363, 610115), (605, 366069), (1331, 166395), (1815, 122023), (3993, 55465), (6655, 33279), (11093, 19965)]