728570613681

素因数分解:

$3^3\times {\mathrm{1487}}^1\times {\mathrm{18146669}}^1$

素因数の和:18148165

約数の個数: 16

約数和(自身を含む): 1080089798400

約数和(自身を除く): 351519184719

約数列:

[1, 3, 9, 27, 1487, 4461, 13383, 40149, 18146669, 54440007, 163320021, 489960063, 26984096803, 80952290409, 242856871227, 728570613681]

約数ペア:

[(1, 728570613681), (3, 242856871227), (9, 80952290409), (27, 26984096803), (1487, 489960063), (4461, 163320021), (13383, 54440007), (40149, 18146669)]