1218376497

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{427951}}^1$

素因数の和:428040

約数の個数: 16

約数和(自身を含む): 1773433088

約数和(自身を除く): 555056591

約数列:

[1, 3, 13, 39, 73, 219, 949, 2847, 427951, 1283853, 5563363, 16690089, 31240423, 93721269, 406125499, 1218376497]

約数ペア:

[(1, 1218376497), (3, 406125499), (13, 93721269), (39, 31240423), (73, 16690089), (219, 5563363), (949, 1283853), (2847, 427951)]