28518957.000000000

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21881}}^1$

素因数の和:21928

約数の個数: 64

約数和(自身を含む): 336107520

約数和(自身を除く): 222151272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 124, 168, 186, 217, 248, 372, 434, 651, 744, 868, 1302, 1736, 2604, 5208, 21881, 43762, 65643, 87524, 131286, 153167, 175048, 262572, 306334, 459501, 525144, 612668, 678311, 919002, 1225336, 1356622, 1838004, 2034933, 2713244, 3676008, 4069866, 4748177, 5426488, 8139732, 9496354, 14244531, 16279464, 18992708, 28489062, 37985416, 56978124, 113956248]

約数ペア:

[(1, 113956248), (2, 56978124), (3, 37985416), (4, 28489062), (6, 18992708), (7, 16279464), (8, 14244531), (12, 9496354), (14, 8139732), (21, 5426488), (24, 4748177), (28, 4069866), (31, 3676008), (42, 2713244), (56, 2034933), (62, 1838004), (84, 1356622), (93, 1225336), (124, 919002), (168, 678311), (186, 612668), (217, 525144), (248, 459501), (372, 306334), (434, 262572), (651, 175048), (744, 153167), (868, 131286), (1302, 87524), (1736, 65643), (2604, 43762), (5208, 21881)]