128982434

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:563

約数の個数: 48

約数和(自身を含む): 238723200

約数和(自身を除く): 109740766

約数列:

[1, 2, 7, 14, 17, 34, 71, 119, 142, 238, 289, 449, 497, 578, 898, 994, 1207, 2023, 2414, 3143, 4046, 6286, 7633, 8449, 15266, 16898, 20519, 31879, 41038, 53431, 63758, 106862, 129761, 143633, 223153, 259522, 287266, 446306, 541943, 908327, 1083886, 1816654, 3793601, 7587202, 9213031, 18426062, 64491217, 128982434]

約数ペア:

[(1, 128982434), (2, 64491217), (7, 18426062), (14, 9213031), (17, 7587202), (34, 3793601), (71, 1816654), (119, 1083886), (142, 908327), (238, 541943), (289, 446306), (449, 287266), (497, 259522), (578, 223153), (898, 143633), (994, 129761), (1207, 106862), (2023, 63758), (2414, 53431), (3143, 41038), (4046, 31879), (6286, 20519), (7633, 16898), (8449, 15266)]