408026464

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{977}}^1$

素因数の和:1439

約数の個数: 48

約数和(自身を含む): 832035456

約数和(自身を除く): 424008992

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 421, 496, 842, 977, 992, 1684, 1954, 3368, 3908, 6736, 7816, 13051, 13472, 15632, 26102, 30287, 31264, 52204, 60574, 104408, 121148, 208816, 242296, 411317, 417632, 484592, 822634, 969184, 1645268, 3290536, 6581072, 12750827, 13162144, 25501654, 51003308, 102006616, 204013232, 408026464]

約数ペア:

[(1, 408026464), (2, 204013232), (4, 102006616), (8, 51003308), (16, 25501654), (31, 13162144), (32, 12750827), (62, 6581072), (124, 3290536), (248, 1645268), (421, 969184), (496, 822634), (842, 484592), (977, 417632), (992, 411317), (1684, 242296), (1954, 208816), (3368, 121148), (3908, 104408), (6736, 60574), (7816, 52204), (13051, 31264), (13472, 30287), (15632, 26102)]