17931225

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{347}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 32622912

約数和(自身を除く): 14691687

約数列:

[1, 3, 5, 13, 15, 25, 39, 53, 65, 75, 159, 195, 265, 325, 347, 689, 795, 975, 1041, 1325, 1735, 2067, 3445, 3975, 4511, 5205, 8675, 10335, 13533, 17225, 18391, 22555, 26025, 51675, 55173, 67665, 91955, 112775, 239083, 275865, 338325, 459775, 717249, 1195415, 1379325, 3586245, 5977075, 17931225]

約数ペア:

[(1, 17931225), (3, 5977075), (5, 3586245), (13, 1379325), (15, 1195415), (25, 717249), (39, 459775), (53, 338325), (65, 275865), (75, 239083), (159, 112775), (195, 91955), (265, 67665), (325, 55173), (347, 51675), (689, 26025), (795, 22555), (975, 18391), (1041, 17225), (1325, 13533), (1735, 10335), (2067, 8675), (3445, 5205), (3975, 4511)]