220569118

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{487}}^1$

素因数の和:697

約数の個数: 64

約数和(自身を含む): 440183808

約数和(自身を除く): 219614690

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 173, 187, 238, 346, 374, 487, 974, 1211, 1309, 1903, 2422, 2618, 2941, 3409, 3806, 5357, 5882, 6818, 8279, 10714, 13321, 16558, 20587, 26642, 32351, 37499, 41174, 57953, 64702, 74998, 84251, 91069, 115906, 168502, 182138, 226457, 452914, 589757, 637483, 926761, 1179514, 1274966, 1432267, 1853522, 2864534, 6487327, 10025869, 12974654, 15754937, 20051738, 31509874, 110284559, 220569118]

約数ペア:

[(1, 220569118), (2, 110284559), (7, 31509874), (11, 20051738), (14, 15754937), (17, 12974654), (22, 10025869), (34, 6487327), (77, 2864534), (119, 1853522), (154, 1432267), (173, 1274966), (187, 1179514), (238, 926761), (346, 637483), (374, 589757), (487, 452914), (974, 226457), (1211, 182138), (1309, 168502), (1903, 115906), (2422, 91069), (2618, 84251), (2941, 74998), (3409, 64702), (3806, 57953), (5357, 41174), (5882, 37499), (6818, 32351), (8279, 26642), (10714, 20587), (13321, 16558)]