87640218

素因数分解:

$2^1\times 3^4\times {\mathrm{540989}}^1$

素因数の和:541003

約数の個数: 20

約数和(自身を含む): 196379370

約数和(自身を除く): 108739152

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 540989, 1081978, 1622967, 3245934, 4868901, 9737802, 14606703, 29213406, 43820109, 87640218]

約数ペア:

[(1, 87640218), (2, 43820109), (3, 29213406), (6, 14606703), (9, 9737802), (18, 4868901), (27, 3245934), (54, 1622967), (81, 1081978), (162, 540989)]