31128154

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1$

素因数の和:402

約数の個数: 32

約数和(自身を含む): 51093504

約数和(自身を除く): 19965350

約数列:

[1, 2, 23, 31, 46, 62, 83, 166, 263, 526, 713, 1426, 1909, 2573, 3818, 5146, 6049, 8153, 12098, 16306, 21829, 43658, 59179, 118358, 187519, 375038, 502067, 676699, 1004134, 1353398, 15564077, 31128154]

約数ペア:

[(1, 31128154), (2, 15564077), (23, 1353398), (31, 1004134), (46, 676699), (62, 502067), (83, 375038), (166, 187519), (263, 118358), (526, 59179), (713, 43658), (1426, 21829), (1909, 16306), (2573, 12098), (3818, 8153), (5146, 6049)]