1921125

素因数分解:

$3^1\times 5^3\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:174

約数の個数: 32

約数和(自身を含む): 3294720

約数和(自身を除く): 1373595

約数列:

[1, 3, 5, 15, 25, 47, 75, 109, 125, 141, 235, 327, 375, 545, 705, 1175, 1635, 2725, 3525, 5123, 5875, 8175, 13625, 15369, 17625, 25615, 40875, 76845, 128075, 384225, 640375, 1921125]

約数ペア:

[(1, 1921125), (3, 640375), (5, 384225), (15, 128075), (25, 76845), (47, 40875), (75, 25615), (109, 17625), (125, 15369), (141, 13625), (235, 8175), (327, 5875), (375, 5123), (545, 3525), (705, 2725), (1175, 1635)]