731388147

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 1206374400

約数和(自身を除く): 474986253

約数列:

[1, 3, 7, 19, 21, 57, 67, 109, 133, 201, 251, 327, 399, 469, 753, 763, 1273, 1407, 1757, 2071, 2289, 3819, 4769, 5271, 6213, 7303, 8911, 14307, 14497, 16817, 21909, 26733, 27359, 33383, 43491, 50451, 51121, 82077, 100149, 117719, 138757, 153363, 191513, 319523, 353157, 416271, 519821, 574539, 958569, 971299, 1559463, 1833053, 2236661, 2913897, 3638747, 5499159, 6709983, 10916241, 12831371, 34828007, 38494113, 104484021, 243796049, 731388147]

約数ペア:

[(1, 731388147), (3, 243796049), (7, 104484021), (19, 38494113), (21, 34828007), (57, 12831371), (67, 10916241), (109, 6709983), (133, 5499159), (201, 3638747), (251, 2913897), (327, 2236661), (399, 1833053), (469, 1559463), (753, 971299), (763, 958569), (1273, 574539), (1407, 519821), (1757, 416271), (2071, 353157), (2289, 319523), (3819, 191513), (4769, 153363), (5271, 138757), (6213, 117719), (7303, 100149), (8911, 82077), (14307, 51121), (14497, 50451), (16817, 43491), (21909, 33383), (26733, 27359)]