1947075

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1997}}^1$

素因数の和:2023

約数の個数: 24

約数和(自身を含む): 3468528

約数和(自身を除く): 1521453

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 1997, 5991, 9985, 25961, 29955, 49925, 77883, 129805, 149775, 389415, 649025, 1947075]

約数ペア:

[(1, 1947075), (3, 649025), (5, 389415), (13, 149775), (15, 129805), (25, 77883), (39, 49925), (65, 29955), (75, 25961), (195, 9985), (325, 5991), (975, 1997)]