87771404

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1867}}^1$

素因数の和:1974

約数の個数: 48

約数和(自身を含む): 185783808

約数和(自身を除く): 98012404

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 73, 92, 146, 161, 292, 322, 511, 644, 1022, 1679, 1867, 2044, 3358, 3734, 6716, 7468, 11753, 13069, 23506, 26138, 42941, 47012, 52276, 85882, 136291, 171764, 272582, 300587, 545164, 601174, 954037, 1202348, 1908074, 3134693, 3816148, 6269386, 12538772, 21942851, 43885702, 87771404]

約数ペア:

[(1, 87771404), (2, 43885702), (4, 21942851), (7, 12538772), (14, 6269386), (23, 3816148), (28, 3134693), (46, 1908074), (73, 1202348), (92, 954037), (146, 601174), (161, 545164), (292, 300587), (322, 272582), (511, 171764), (644, 136291), (1022, 85882), (1679, 52276), (1867, 47012), (2044, 42941), (3358, 26138), (3734, 23506), (6716, 13069), (7468, 11753)]