17951895

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 35199360

約数和(自身を除く): 17247465

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 53, 65, 117, 135, 159, 193, 195, 265, 351, 477, 579, 585, 689, 795, 965, 1431, 1737, 1755, 2067, 2385, 2509, 2895, 3445, 5211, 6201, 7155, 7527, 8685, 10229, 10335, 12545, 18603, 22581, 26055, 30687, 31005, 37635, 51145, 67743, 92061, 93015, 112905, 132977, 153435, 276183, 338715, 398931, 460305, 664885, 1196793, 1380915, 1994655, 3590379, 5983965, 17951895]

約数ペア:

[(1, 17951895), (3, 5983965), (5, 3590379), (9, 1994655), (13, 1380915), (15, 1196793), (27, 664885), (39, 460305), (45, 398931), (53, 338715), (65, 276183), (117, 153435), (135, 132977), (159, 112905), (193, 93015), (195, 92061), (265, 67743), (351, 51145), (477, 37635), (579, 31005), (585, 30687), (689, 26055), (795, 22581), (965, 18603), (1431, 12545), (1737, 10335), (1755, 10229), (2067, 8685), (2385, 7527), (2509, 7155), (2895, 6201), (3445, 5211)]