40342491

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{33703}}^1$

素因数の和:33735

約数の個数: 24

約数和(自身を含む): 70104320

約数和(自身を除く): 29761829

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 33703, 101109, 235921, 303327, 640357, 707763, 1921071, 2123289, 4482499, 5763213, 13447497, 40342491]

約数ペア:

[(1, 40342491), (3, 13447497), (7, 5763213), (9, 4482499), (19, 2123289), (21, 1921071), (57, 707763), (63, 640357), (133, 303327), (171, 235921), (399, 101109), (1197, 33703)]