208536570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{210643}}^1$

素因数の和:210667

約数の個数: 48

約数和(自身を含む): 591488352

約数和(自身を除く): 382951782

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 210643, 421286, 631929, 1053215, 1263858, 1895787, 2106430, 2317073, 3159645, 3791574, 4634146, 6319290, 6951219, 9478935, 11585365, 13902438, 18957870, 20853657, 23170730, 34756095, 41707314, 69512190, 104268285, 208536570]

約数ペア:

[(1, 208536570), (2, 104268285), (3, 69512190), (5, 41707314), (6, 34756095), (9, 23170730), (10, 20853657), (11, 18957870), (15, 13902438), (18, 11585365), (22, 9478935), (30, 6951219), (33, 6319290), (45, 4634146), (55, 3791574), (66, 3159645), (90, 2317073), (99, 2106430), (110, 1895787), (165, 1263858), (198, 1053215), (330, 631929), (495, 421286), (990, 210643)]