201630789

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1361}}^1$

素因数の和:1463

約数の個数: 40

約数和(自身を含む): 316419840

約数和(自身を除く): 114789051

約数列:

[1, 3, 9, 27, 31, 59, 81, 93, 177, 279, 531, 837, 1361, 1593, 1829, 2511, 4083, 4779, 5487, 12249, 16461, 36747, 42191, 49383, 80299, 110241, 126573, 148149, 240897, 379719, 722691, 1139157, 2168073, 2489269, 3417471, 6504219, 7467807, 22403421, 67210263, 201630789]

約数ペア:

[(1, 201630789), (3, 67210263), (9, 22403421), (27, 7467807), (31, 6504219), (59, 3417471), (81, 2489269), (93, 2168073), (177, 1139157), (279, 722691), (531, 379719), (837, 240897), (1361, 148149), (1593, 126573), (1829, 110241), (2511, 80299), (4083, 49383), (4779, 42191), (5487, 36747), (12249, 16461)]