220141341

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{28409}}^1$

素因数の和:28466

約数の個数: 32

約数和(自身を含む): 381830400

約数和(自身を除く): 161689059

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 123, 189, 287, 369, 861, 1107, 2583, 7749, 28409, 85227, 198863, 255681, 596589, 767043, 1164769, 1789767, 3494307, 5369301, 8153383, 10482921, 24460149, 31448763, 73380447, 220141341]

約数ペア:

[(1, 220141341), (3, 73380447), (7, 31448763), (9, 24460149), (21, 10482921), (27, 8153383), (41, 5369301), (63, 3494307), (123, 1789767), (189, 1164769), (287, 767043), (369, 596589), (861, 255681), (1107, 198863), (2583, 85227), (7749, 28409)]