406557424

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{953}}^1$

素因数の和:1274

約数の個数: 80

約数和(自身を含む): 973812672

約数和(自身を除く): 567255248

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 293, 364, 586, 728, 953, 1172, 1456, 1906, 2051, 2344, 3809, 3812, 4102, 4688, 6671, 7618, 7624, 8204, 12389, 13342, 15236, 15248, 16408, 24778, 26663, 26684, 30472, 32816, 49556, 53326, 53368, 60944, 86723, 99112, 106652, 106736, 173446, 198224, 213304, 279229, 346892, 426608, 558458, 693784, 1116916, 1387568, 1954603, 2233832, 3629977, 3909206, 4467664, 7259954, 7818412, 14519908, 15636824, 25409839, 29039816, 31273648, 50819678, 58079632, 101639356, 203278712, 406557424]

約数ペア:

[(1, 406557424), (2, 203278712), (4, 101639356), (7, 58079632), (8, 50819678), (13, 31273648), (14, 29039816), (16, 25409839), (26, 15636824), (28, 14519908), (52, 7818412), (56, 7259954), (91, 4467664), (104, 3909206), (112, 3629977), (182, 2233832), (208, 1954603), (293, 1387568), (364, 1116916), (586, 693784), (728, 558458), (953, 426608), (1172, 346892), (1456, 279229), (1906, 213304), (2051, 198224), (2344, 173446), (3809, 106736), (3812, 106652), (4102, 99112), (4688, 86723), (6671, 60944), (7618, 53368), (7624, 53326), (8204, 49556), (12389, 32816), (13342, 30472), (15236, 26684), (15248, 26663), (16408, 24778)]