387655575

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{272039}}^1$

素因数の和:272071

約数の個数: 24

約数和(自身を含む): 674659200

約数和(自身を除く): 287003625

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 475, 1425, 272039, 816117, 1360195, 4080585, 5168741, 6800975, 15506223, 20402925, 25843705, 77531115, 129218525, 387655575]

約数ペア:

[(1, 387655575), (3, 129218525), (5, 77531115), (15, 25843705), (19, 20402925), (25, 15506223), (57, 6800975), (75, 5168741), (95, 4080585), (285, 1360195), (475, 816117), (1425, 272039)]