28213695

素因数分解:

$3^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{1637}}^1$

素因数の和:2031

約数の個数: 24

約数和(自身を含む): 49061376

約数和(自身を除く): 20847681

約数列:

[1, 3, 5, 9, 15, 45, 383, 1149, 1637, 1915, 3447, 4911, 5745, 8185, 14733, 17235, 24555, 73665, 626971, 1880913, 3134855, 5642739, 9404565, 28213695]

約数ペア:

[(1, 28213695), (3, 9404565), (5, 5642739), (9, 3134855), (15, 1880913), (45, 626971), (383, 73665), (1149, 24555), (1637, 17235), (1915, 14733), (3447, 8185), (4911, 5745)]