28878918

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1117}}^1$

素因数の和:1292

約数の個数: 32

約数和(自身を含む): 60103680

約数和(自身を除く): 31224762

約数列:

[1, 2, 3, 6, 31, 62, 93, 139, 186, 278, 417, 834, 1117, 2234, 3351, 4309, 6702, 8618, 12927, 25854, 34627, 69254, 103881, 155263, 207762, 310526, 465789, 931578, 4813153, 9626306, 14439459, 28878918]

約数ペア:

[(1, 28878918), (2, 14439459), (3, 9626306), (6, 4813153), (31, 931578), (62, 465789), (93, 310526), (139, 207762), (186, 155263), (278, 103881), (417, 69254), (834, 34627), (1117, 25854), (2234, 12927), (3351, 8618), (4309, 6702)]