81512190

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{301897}}^1$

素因数の和:301913

約数の個数: 32

約数和(自身を含む): 217366560

約数和(自身を除く): 135854370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 301897, 603794, 905691, 1509485, 1811382, 2717073, 3018970, 4528455, 5434146, 8151219, 9056910, 13585365, 16302438, 27170730, 40756095, 81512190]

約数ペア:

[(1, 81512190), (2, 40756095), (3, 27170730), (5, 16302438), (6, 13585365), (9, 9056910), (10, 8151219), (15, 5434146), (18, 4528455), (27, 3018970), (30, 2717073), (45, 1811382), (54, 1509485), (90, 905691), (135, 603794), (270, 301897)]