164411289

素因数分解:

$3^4\times 7^1\times {\mathrm{289967}}^1$

素因数の和:289986

約数の個数: 20

約数和(自身を含む): 280689024

約数和(自身を除く): 116277735

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 289967, 869901, 2029769, 2609703, 6089307, 7829109, 18267921, 23487327, 54803763, 164411289]

約数ペア:

[(1, 164411289), (3, 54803763), (7, 23487327), (9, 18267921), (21, 7829109), (27, 6089307), (63, 2609703), (81, 2029769), (189, 869901), (567, 289967)]