156965487

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{373}}^1\times {\mathrm{691}}^1$

素因数の和:1103

約数の個数: 32

約数和(自身を含む): 248455680

約数和(自身を除く): 91490193

約数列:

[1, 3, 7, 21, 29, 87, 203, 373, 609, 691, 1119, 2073, 2611, 4837, 7833, 10817, 14511, 20039, 32451, 60117, 75719, 140273, 227157, 257743, 420819, 773229, 1804201, 5412603, 7474547, 22423641, 52321829, 156965487]

約数ペア:

[(1, 156965487), (3, 52321829), (7, 22423641), (21, 7474547), (29, 5412603), (87, 1804201), (203, 773229), (373, 420819), (609, 257743), (691, 227157), (1119, 140273), (2073, 75719), (2611, 60117), (4837, 32451), (7833, 20039), (10817, 14511)]