157996748

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{173}}^1\times {\mathrm{193}}^1$

素因数の和:403

約数の個数: 72

約数和(自身を含む): 345931488

約数和(自身を除く): 187934740

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 173, 182, 193, 338, 346, 364, 386, 676, 692, 772, 1183, 1211, 1351, 2249, 2366, 2422, 2509, 2702, 4498, 4732, 4844, 5018, 5404, 8996, 10036, 15743, 17563, 29237, 31486, 32617, 33389, 35126, 58474, 62972, 65234, 66778, 70252, 116948, 130468, 133556, 204659, 228319, 233723, 409318, 434057, 456638, 467446, 818636, 868114, 913276, 934892, 1736228, 3038399, 5642741, 6076798, 11285482, 12153596, 22570964, 39499187, 78998374, 157996748]

約数ペア:

[(1, 157996748), (2, 78998374), (4, 39499187), (7, 22570964), (13, 12153596), (14, 11285482), (26, 6076798), (28, 5642741), (52, 3038399), (91, 1736228), (169, 934892), (173, 913276), (182, 868114), (193, 818636), (338, 467446), (346, 456638), (364, 434057), (386, 409318), (676, 233723), (692, 228319), (772, 204659), (1183, 133556), (1211, 130468), (1351, 116948), (2249, 70252), (2366, 66778), (2422, 65234), (2509, 62972), (2702, 58474), (4498, 35126), (4732, 33389), (4844, 32617), (5018, 31486), (5404, 29237), (8996, 17563), (10036, 15743)]