1428325

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:157

約数の個数: 24

約数和(自身を含む): 1944320

約数和(自身を除く): 515995

約数列:

[1, 5, 19, 25, 31, 95, 97, 155, 475, 485, 589, 775, 1843, 2425, 2945, 3007, 9215, 14725, 15035, 46075, 57133, 75175, 285665, 1428325]

約数ペア:

[(1, 1428325), (5, 285665), (19, 75175), (25, 57133), (31, 46075), (95, 15035), (97, 14725), (155, 9215), (475, 3007), (485, 2945), (589, 2425), (775, 1843)]