222912807

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 344107008

約数和(自身を除く): 121194201

約数列:

[1, 3, 13, 19, 39, 57, 71, 213, 223, 247, 361, 669, 741, 923, 1083, 1349, 2769, 2899, 4047, 4237, 4693, 8697, 12711, 14079, 15833, 17537, 25631, 47499, 52611, 55081, 76893, 80503, 165243, 205829, 241509, 300827, 333203, 617487, 902481, 999609, 1046539, 3139617, 3910751, 5715713, 11732253, 17147139, 74304269, 222912807]

約数ペア:

[(1, 222912807), (3, 74304269), (13, 17147139), (19, 11732253), (39, 5715713), (57, 3910751), (71, 3139617), (213, 1046539), (223, 999609), (247, 902481), (361, 617487), (669, 333203), (741, 300827), (923, 241509), (1083, 205829), (1349, 165243), (2769, 80503), (2899, 76893), (4047, 55081), (4237, 52611), (4693, 47499), (8697, 25631), (12711, 17537), (14079, 15833)]