990848898

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{222863}}^1$

素因数の和:222903

約数の個数: 48

約数和(自身を含む): 2433674880

約数和(自身を除く): 1442825982

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 171, 234, 247, 342, 494, 741, 1482, 2223, 4446, 222863, 445726, 668589, 1337178, 2005767, 2897219, 4011534, 4234397, 5794438, 8468794, 8691657, 12703191, 17383314, 25406382, 26074971, 38109573, 52149942, 55047161, 76219146, 110094322, 165141483, 330282966, 495424449, 990848898]

約数ペア:

[(1, 990848898), (2, 495424449), (3, 330282966), (6, 165141483), (9, 110094322), (13, 76219146), (18, 55047161), (19, 52149942), (26, 38109573), (38, 26074971), (39, 25406382), (57, 17383314), (78, 12703191), (114, 8691657), (117, 8468794), (171, 5794438), (234, 4234397), (247, 4011534), (342, 2897219), (494, 2005767), (741, 1337178), (1482, 668589), (2223, 445726), (4446, 222863)]