17239725

素因数分解:

$3^2\times 5^2\times {\mathrm{193}}^1\times {\mathrm{397}}^1$

素因数の和:606

約数の個数: 36

約数和(自身を含む): 31116436

約数和(自身を除く): 13876711

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 193, 225, 397, 579, 965, 1191, 1737, 1985, 2895, 3573, 4825, 5955, 8685, 9925, 14475, 17865, 29775, 43425, 76621, 89325, 229863, 383105, 689589, 1149315, 1915525, 3447945, 5746575, 17239725]

約数ペア:

[(1, 17239725), (3, 5746575), (5, 3447945), (9, 1915525), (15, 1149315), (25, 689589), (45, 383105), (75, 229863), (193, 89325), (225, 76621), (397, 43425), (579, 29775), (965, 17865), (1191, 14475), (1737, 9925), (1985, 8685), (2895, 5955), (3573, 4825)]