972075

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{997}}^1$

素因数の和:1023

約数の個数: 24

約数和(自身を含む): 1732528

約数和(自身を除く): 760453

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 997, 2991, 4985, 12961, 14955, 24925, 38883, 64805, 74775, 194415, 324025, 972075]

約数ペア:

[(1, 972075), (3, 324025), (5, 194415), (13, 74775), (15, 64805), (25, 38883), (39, 24925), (65, 14955), (75, 12961), (195, 4985), (325, 2991), (975, 997)]