721097664

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{536531}}^1$

素因数の和:536553

約数の個数: 56

約数和(自身を含む): 2180466048

約数和(自身を除く): 1459368384

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 336, 448, 672, 1344, 536531, 1073062, 1609593, 2146124, 3219186, 3755717, 4292248, 6438372, 7511434, 8584496, 11267151, 12876744, 15022868, 17168992, 22534302, 25753488, 30045736, 34337984, 45068604, 51506976, 60091472, 90137208, 103013952, 120182944, 180274416, 240365888, 360548832, 721097664]

約数ペア:

[(1, 721097664), (2, 360548832), (3, 240365888), (4, 180274416), (6, 120182944), (7, 103013952), (8, 90137208), (12, 60091472), (14, 51506976), (16, 45068604), (21, 34337984), (24, 30045736), (28, 25753488), (32, 22534302), (42, 17168992), (48, 15022868), (56, 12876744), (64, 11267151), (84, 8584496), (96, 7511434), (112, 6438372), (168, 4292248), (192, 3755717), (224, 3219186), (336, 2146124), (448, 1609593), (672, 1073062), (1344, 536531)]