128154546

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{1949}}^1$

素因数の和:2251

約数の個数: 48

約数和(自身を含む): 300245400

約数和(自身を除く): 172090854

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 281, 562, 843, 1686, 1949, 2529, 3653, 3898, 5058, 5847, 7306, 10959, 11694, 17541, 21918, 25337, 32877, 35082, 50674, 65754, 76011, 152022, 228033, 456066, 547669, 1095338, 1643007, 3286014, 4929021, 7119697, 9858042, 14239394, 21359091, 42718182, 64077273, 128154546]

約数ペア:

[(1, 128154546), (2, 64077273), (3, 42718182), (6, 21359091), (9, 14239394), (13, 9858042), (18, 7119697), (26, 4929021), (39, 3286014), (78, 1643007), (117, 1095338), (234, 547669), (281, 456066), (562, 228033), (843, 152022), (1686, 76011), (1949, 65754), (2529, 50674), (3653, 35082), (3898, 32877), (5058, 25337), (5847, 21918), (7306, 17541), (10959, 11694)]