1420725

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{997}}^1$

素因数の和:1029

約数の個数: 24

約数和(自身を含む): 2475040

約数和(自身を除く): 1054315

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 475, 997, 1425, 2991, 4985, 14955, 18943, 24925, 56829, 74775, 94715, 284145, 473575, 1420725]

約数ペア:

[(1, 1420725), (3, 473575), (5, 284145), (15, 94715), (19, 74775), (25, 56829), (57, 24925), (75, 18943), (95, 14955), (285, 4985), (475, 2991), (997, 1425)]