1215009505

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{182297}}^1$

素因数の和:182376

約数の個数: 16

約数和(自身を含む): 1540053504

約数和(自身を除く): 325043999

約数列:

[1, 5, 31, 43, 155, 215, 1333, 6665, 182297, 911485, 5651207, 7838771, 28256035, 39193855, 243001901, 1215009505]

約数ペア:

[(1, 1215009505), (5, 243001901), (31, 39193855), (43, 28256035), (155, 7838771), (215, 5651207), (1333, 911485), (6665, 182297)]