631304877

素因数分解:

$3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{239}}^1$

素因数の和:431

約数の個数: 64

約数和(自身を含む): 1050624000

約数和(自身を除く): 419319123

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 151, 239, 343, 357, 453, 717, 833, 1029, 1057, 1673, 2499, 2567, 3171, 4063, 5019, 5831, 7399, 7701, 11711, 12189, 17493, 17969, 22197, 28441, 35133, 36089, 51793, 53907, 81977, 85323, 108267, 125783, 155379, 199087, 245931, 252623, 377349, 597261, 613513, 757869, 880481, 1393609, 1768361, 1840539, 2641443, 4180827, 4294591, 5305083, 12378527, 12883773, 30062137, 37135581, 90186411, 210434959, 631304877]

約数ペア:

[(1, 631304877), (3, 210434959), (7, 90186411), (17, 37135581), (21, 30062137), (49, 12883773), (51, 12378527), (119, 5305083), (147, 4294591), (151, 4180827), (239, 2641443), (343, 1840539), (357, 1768361), (453, 1393609), (717, 880481), (833, 757869), (1029, 613513), (1057, 597261), (1673, 377349), (2499, 252623), (2567, 245931), (3171, 199087), (4063, 155379), (5019, 125783), (5831, 108267), (7399, 85323), (7701, 81977), (11711, 53907), (12189, 51793), (17493, 36089), (17969, 35133), (22197, 28441)]