686252955

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{607}}^1$

素因数の和:780

約数の個数: 64

約数和(自身を含む): 1197711360

約数和(自身を除く): 511458405

約数列:

[1, 3, 5, 15, 23, 29, 69, 87, 113, 115, 145, 339, 345, 435, 565, 607, 667, 1695, 1821, 2001, 2599, 3035, 3277, 3335, 7797, 9105, 9831, 10005, 12995, 13961, 16385, 17603, 38985, 41883, 49155, 52809, 68591, 69805, 75371, 88015, 205773, 209415, 226113, 264045, 342955, 376855, 404869, 1028865, 1130565, 1214607, 1577593, 1989139, 2024345, 4732779, 5967417, 6073035, 7887965, 9945695, 23663895, 29837085, 45750197, 137250591, 228750985, 686252955]

約数ペア:

[(1, 686252955), (3, 228750985), (5, 137250591), (15, 45750197), (23, 29837085), (29, 23663895), (69, 9945695), (87, 7887965), (113, 6073035), (115, 5967417), (145, 4732779), (339, 2024345), (345, 1989139), (435, 1577593), (565, 1214607), (607, 1130565), (667, 1028865), (1695, 404869), (1821, 376855), (2001, 342955), (2599, 264045), (3035, 226113), (3277, 209415), (3335, 205773), (7797, 88015), (9105, 75371), (9831, 69805), (10005, 68591), (12995, 52809), (13961, 49155), (16385, 41883), (17603, 38985)]