631856988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{86461}}^1$

素因数の和:86507

約数の個数: 72

約数和(自身を含む): 1888330080

約数和(自身を除く): 1256473092

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 174, 203, 252, 261, 348, 406, 522, 609, 812, 1044, 1218, 1827, 2436, 3654, 7308, 86461, 172922, 259383, 345844, 518766, 605227, 778149, 1037532, 1210454, 1556298, 1815681, 2420908, 2507369, 3112596, 3631362, 5014738, 5447043, 7262724, 7522107, 10029476, 10894086, 15044214, 17551583, 21788172, 22566321, 30088428, 35103166, 45132642, 52654749, 70206332, 90265284, 105309498, 157964247, 210618996, 315928494, 631856988]

約数ペア:

[(1, 631856988), (2, 315928494), (3, 210618996), (4, 157964247), (6, 105309498), (7, 90265284), (9, 70206332), (12, 52654749), (14, 45132642), (18, 35103166), (21, 30088428), (28, 22566321), (29, 21788172), (36, 17551583), (42, 15044214), (58, 10894086), (63, 10029476), (84, 7522107), (87, 7262724), (116, 5447043), (126, 5014738), (174, 3631362), (203, 3112596), (252, 2507369), (261, 2420908), (348, 1815681), (406, 1556298), (522, 1210454), (609, 1037532), (812, 778149), (1044, 605227), (1218, 518766), (1827, 345844), (2436, 259383), (3654, 172922), (7308, 86461)]