12657918

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:361

約数の個数: 64

約数和(自身を含む): 31610880

約数和(自身を除く): 18952962

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 97, 182, 194, 239, 273, 291, 478, 546, 582, 679, 717, 1261, 1358, 1434, 1673, 2037, 2522, 3107, 3346, 3783, 4074, 5019, 6214, 7566, 8827, 9321, 10038, 17654, 18642, 21749, 23183, 26481, 43498, 46366, 52962, 65247, 69549, 130494, 139098, 162281, 301379, 324562, 486843, 602758, 904137, 973686, 1808274, 2109653, 4219306, 6328959, 12657918]

約数ペア:

[(1, 12657918), (2, 6328959), (3, 4219306), (6, 2109653), (7, 1808274), (13, 973686), (14, 904137), (21, 602758), (26, 486843), (39, 324562), (42, 301379), (78, 162281), (91, 139098), (97, 130494), (182, 69549), (194, 65247), (239, 52962), (273, 46366), (291, 43498), (478, 26481), (546, 23183), (582, 21749), (679, 18642), (717, 17654), (1261, 10038), (1358, 9321), (1434, 8827), (1673, 7566), (2037, 6214), (2522, 5019), (3107, 4074), (3346, 3783)]