4911995

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:403

約数の個数: 24

約数和(自身を含む): 6779808

約数和(自身を除く): 1867813

約数列:

[1, 5, 11, 23, 55, 115, 121, 253, 353, 605, 1265, 1765, 2783, 3883, 8119, 13915, 19415, 40595, 42713, 89309, 213565, 446545, 982399, 4911995]

約数ペア:

[(1, 4911995), (5, 982399), (11, 446545), (23, 213565), (55, 89309), (115, 42713), (121, 40595), (253, 19415), (353, 13915), (605, 8119), (1265, 3883), (1765, 2783)]