81135738

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{4021}}^1$

素因数の和:4107

約数の個数: 48

約数和(自身を含む): 188229600

約数和(自身を除く): 107093862

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 59, 114, 118, 171, 177, 342, 354, 531, 1062, 1121, 2242, 3363, 4021, 6726, 8042, 10089, 12063, 20178, 24126, 36189, 72378, 76399, 152798, 229197, 237239, 458394, 474478, 687591, 711717, 1375182, 1423434, 2135151, 4270302, 4507541, 9015082, 13522623, 27045246, 40567869, 81135738]

約数ペア:

[(1, 81135738), (2, 40567869), (3, 27045246), (6, 13522623), (9, 9015082), (18, 4507541), (19, 4270302), (38, 2135151), (57, 1423434), (59, 1375182), (114, 711717), (118, 687591), (171, 474478), (177, 458394), (342, 237239), (354, 229197), (531, 152798), (1062, 76399), (1121, 72378), (2242, 36189), (3363, 24126), (4021, 20178), (6726, 12063), (8042, 10089)]