245789742

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{401}}^1$

素因数の和:705

約数の個数: 64

約数和(自身を含む): 554335488

約数和(自身を除く): 308545746

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 111, 222, 251, 401, 407, 502, 753, 802, 814, 1203, 1221, 1506, 2406, 2442, 2761, 4411, 5522, 8283, 8822, 9287, 13233, 14837, 16566, 18574, 26466, 27861, 29674, 44511, 55722, 89022, 100651, 102157, 163207, 201302, 204314, 301953, 306471, 326414, 489621, 603906, 612942, 979242, 1107161, 2214322, 3321483, 3724087, 6642966, 7448174, 11172261, 22344522, 40964957, 81929914, 122894871, 245789742]

約数ペア:

[(1, 245789742), (2, 122894871), (3, 81929914), (6, 40964957), (11, 22344522), (22, 11172261), (33, 7448174), (37, 6642966), (66, 3724087), (74, 3321483), (111, 2214322), (222, 1107161), (251, 979242), (401, 612942), (407, 603906), (502, 489621), (753, 326414), (802, 306471), (814, 301953), (1203, 204314), (1221, 201302), (1506, 163207), (2406, 102157), (2442, 100651), (2761, 89022), (4411, 55722), (5522, 44511), (8283, 29674), (8822, 27861), (9287, 26466), (13233, 18574), (14837, 16566)]