1307831217

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{509}}^1$

素因数の和:771

約数の個数: 64

約数和(自身を含む): 2232576000

約数和(自身を除く): 924744783

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 227, 231, 343, 509, 539, 681, 1029, 1527, 1589, 1617, 2497, 3563, 3773, 4767, 5599, 7491, 10689, 11123, 11319, 16797, 17479, 24941, 33369, 39193, 52437, 74823, 77861, 115543, 117579, 122353, 174587, 233583, 274351, 346629, 367059, 523761, 808801, 823053, 856471, 1270973, 1920457, 2426403, 2569413, 3812919, 5661607, 5761371, 8896811, 16984821, 26690433, 39631249, 62277677, 118893747, 186833031, 435943739, 1307831217]

約数ペア:

[(1, 1307831217), (3, 435943739), (7, 186833031), (11, 118893747), (21, 62277677), (33, 39631249), (49, 26690433), (77, 16984821), (147, 8896811), (227, 5761371), (231, 5661607), (343, 3812919), (509, 2569413), (539, 2426403), (681, 1920457), (1029, 1270973), (1527, 856471), (1589, 823053), (1617, 808801), (2497, 523761), (3563, 367059), (3773, 346629), (4767, 274351), (5599, 233583), (7491, 174587), (10689, 122353), (11123, 117579), (11319, 115543), (16797, 77861), (17479, 74823), (24941, 52437), (33369, 39193)]