17745351

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 27052032

約数和(自身を除く): 9306681

約数列:

[1, 3, 13, 23, 39, 69, 73, 219, 271, 299, 813, 897, 949, 1679, 2847, 3523, 5037, 6233, 10569, 18699, 19783, 21827, 59349, 65481, 81029, 243087, 257179, 455009, 771537, 1365027, 5915117, 17745351]

約数ペア:

[(1, 17745351), (3, 5915117), (13, 1365027), (23, 771537), (39, 455009), (69, 257179), (73, 243087), (219, 81029), (271, 65481), (299, 59349), (813, 21827), (897, 19783), (949, 18699), (1679, 10569), (2847, 6233), (3523, 5037)]