2488402959

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{487}}^1$

素因数の和:740

約数の個数: 64

約数和(自身を含む): 4047667200

約数和(自身を除く): 1559264241

約数列:

[1, 3, 7, 21, 23, 69, 71, 149, 161, 213, 447, 483, 487, 497, 1043, 1461, 1491, 1633, 3129, 3409, 3427, 4899, 10227, 10281, 10579, 11201, 11431, 23989, 31737, 33603, 34293, 34577, 71967, 72563, 74053, 78407, 103731, 217689, 222159, 235221, 242039, 243317, 507941, 726117, 729951, 795271, 1523823, 1668949, 1703219, 2385813, 5006847, 5109657, 5151973, 5566897, 11682643, 15455919, 16700691, 35047929, 36063811, 108191433, 118495379, 355486137, 829467653, 2488402959]

約数ペア:

[(1, 2488402959), (3, 829467653), (7, 355486137), (21, 118495379), (23, 108191433), (69, 36063811), (71, 35047929), (149, 16700691), (161, 15455919), (213, 11682643), (447, 5566897), (483, 5151973), (487, 5109657), (497, 5006847), (1043, 2385813), (1461, 1703219), (1491, 1668949), (1633, 1523823), (3129, 795271), (3409, 729951), (3427, 726117), (4899, 507941), (10227, 243317), (10281, 242039), (10579, 235221), (11201, 222159), (11431, 217689), (23989, 103731), (31737, 78407), (33603, 74053), (34293, 72563), (34577, 71967)]