247049229

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{449}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 406296000

約数和(自身を除く): 159246771

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 197, 399, 449, 591, 931, 1347, 1379, 2793, 3143, 3743, 4137, 8531, 9429, 9653, 11229, 22001, 25593, 26201, 28959, 59717, 66003, 78603, 88453, 179151, 183407, 265359, 418019, 550221, 619171, 1254057, 1680607, 1857513, 4334197, 5041821, 11764249, 13002591, 35292747, 82349743, 247049229]

約数ペア:

[(1, 247049229), (3, 82349743), (7, 35292747), (19, 13002591), (21, 11764249), (49, 5041821), (57, 4334197), (133, 1857513), (147, 1680607), (197, 1254057), (399, 619171), (449, 550221), (591, 418019), (931, 265359), (1347, 183407), (1379, 179151), (2793, 88453), (3143, 78603), (3743, 66003), (4137, 59717), (8531, 28959), (9429, 26201), (9653, 25593), (11229, 22001)]