221285904

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{658589}}^1$

素因数の和:658607

約数の個数: 40

約数和(自身を含む): 653321280

約数和(自身を除く): 432035376

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 658589, 1317178, 1975767, 2634356, 3951534, 4610123, 5268712, 7903068, 9220246, 10537424, 13830369, 15806136, 18440492, 27660738, 31612272, 36880984, 55321476, 73761968, 110642952, 221285904]

約数ペア:

[(1, 221285904), (2, 110642952), (3, 73761968), (4, 55321476), (6, 36880984), (7, 31612272), (8, 27660738), (12, 18440492), (14, 15806136), (16, 13830369), (21, 10537424), (24, 9220246), (28, 7903068), (42, 5268712), (48, 4610123), (56, 3951534), (84, 2634356), (112, 1975767), (168, 1317178), (336, 658589)]