31400908

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{379}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 68947200

約数和(自身を除く): 37546292

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 269, 308, 379, 538, 758, 1076, 1516, 1883, 2653, 2959, 3766, 4169, 5306, 5918, 7532, 8338, 10612, 11836, 16676, 20713, 29183, 41426, 58366, 82852, 101951, 116732, 203902, 407804, 713657, 1121461, 1427314, 2242922, 2854628, 4485844, 7850227, 15700454, 31400908]

約数ペア:

[(1, 31400908), (2, 15700454), (4, 7850227), (7, 4485844), (11, 2854628), (14, 2242922), (22, 1427314), (28, 1121461), (44, 713657), (77, 407804), (154, 203902), (269, 116732), (308, 101951), (379, 82852), (538, 58366), (758, 41426), (1076, 29183), (1516, 20713), (1883, 16676), (2653, 11836), (2959, 10612), (3766, 8338), (4169, 7532), (5306, 5918)]