38988145

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 55323648

約数和(自身を除く): 16335503

約数列:

[1, 5, 7, 35, 47, 137, 173, 235, 329, 685, 865, 959, 1211, 1645, 4795, 6055, 6439, 8131, 23701, 32195, 40655, 45073, 56917, 118505, 165907, 225365, 284585, 829535, 1113947, 5569735, 7797629, 38988145]

約数ペア:

[(1, 38988145), (5, 7797629), (7, 5569735), (35, 1113947), (47, 829535), (137, 284585), (173, 225365), (235, 165907), (329, 118505), (685, 56917), (865, 45073), (959, 40655), (1211, 32195), (1645, 23701), (4795, 8131), (6055, 6439)]