156938684

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{887}}^1$

素因数の和:1058

約数の個数: 48

約数和(自身を含む): 322237440

約数和(自身を除く): 165298756

約数列:

[1, 2, 4, 7, 14, 28, 71, 89, 142, 178, 284, 356, 497, 623, 887, 994, 1246, 1774, 1988, 2492, 3548, 6209, 6319, 12418, 12638, 24836, 25276, 44233, 62977, 78943, 88466, 125954, 157886, 176932, 251908, 315772, 440839, 552601, 881678, 1105202, 1763356, 2210404, 5604953, 11209906, 22419812, 39234671, 78469342, 156938684]

約数ペア:

[(1, 156938684), (2, 78469342), (4, 39234671), (7, 22419812), (14, 11209906), (28, 5604953), (71, 2210404), (89, 1763356), (142, 1105202), (178, 881678), (284, 552601), (356, 440839), (497, 315772), (623, 251908), (887, 176932), (994, 157886), (1246, 125954), (1774, 88466), (1988, 78943), (2492, 62977), (3548, 44233), (6209, 25276), (6319, 24836), (12418, 12638)]