31389456

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{907}}^1$

素因数の和:1028

約数の個数: 80

約数和(自身を含む): 93676544

約数和(自身を除く): 62287088

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 103, 112, 168, 206, 309, 336, 412, 618, 721, 824, 907, 1236, 1442, 1648, 1814, 2163, 2472, 2721, 2884, 3628, 4326, 4944, 5442, 5768, 6349, 7256, 8652, 10884, 11536, 12698, 14512, 17304, 19047, 21768, 25396, 34608, 38094, 43536, 50792, 76188, 93421, 101584, 152376, 186842, 280263, 304752, 373684, 560526, 653947, 747368, 1121052, 1307894, 1494736, 1961841, 2242104, 2615788, 3923682, 4484208, 5231576, 7847364, 10463152, 15694728, 31389456]

約数ペア:

[(1, 31389456), (2, 15694728), (3, 10463152), (4, 7847364), (6, 5231576), (7, 4484208), (8, 3923682), (12, 2615788), (14, 2242104), (16, 1961841), (21, 1494736), (24, 1307894), (28, 1121052), (42, 747368), (48, 653947), (56, 560526), (84, 373684), (103, 304752), (112, 280263), (168, 186842), (206, 152376), (309, 101584), (336, 93421), (412, 76188), (618, 50792), (721, 43536), (824, 38094), (907, 34608), (1236, 25396), (1442, 21768), (1648, 19047), (1814, 17304), (2163, 14512), (2472, 12698), (2721, 11536), (2884, 10884), (3628, 8652), (4326, 7256), (4944, 6349), (5442, 5768)]