213042078

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{319883}}^1$

素因数の和:319928

約数の個数: 24

約数和(自身を含む): 474068088

約数和(自身を除く): 261026010

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 319883, 639766, 959649, 1919298, 2878947, 5757894, 11835671, 23671342, 35507013, 71014026, 106521039, 213042078]

約数ペア:

[(1, 213042078), (2, 106521039), (3, 71014026), (6, 35507013), (9, 23671342), (18, 11835671), (37, 5757894), (74, 2878947), (111, 1919298), (222, 959649), (333, 639766), (666, 319883)]