131317312

素因数分解:

$2^6\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1867}}^1$

素因数の和:2043

約数の個数: 56

約数和(自身を含む): 299866304

約数和(自身を除く): 168548992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 157, 224, 314, 448, 628, 1099, 1256, 1867, 2198, 2512, 3734, 4396, 5024, 7468, 8792, 10048, 13069, 14936, 17584, 26138, 29872, 35168, 52276, 59744, 70336, 104552, 119488, 209104, 293119, 418208, 586238, 836416, 1172476, 2051833, 2344952, 4103666, 4689904, 8207332, 9379808, 16414664, 18759616, 32829328, 65658656, 131317312]

約数ペア:

[(1, 131317312), (2, 65658656), (4, 32829328), (7, 18759616), (8, 16414664), (14, 9379808), (16, 8207332), (28, 4689904), (32, 4103666), (56, 2344952), (64, 2051833), (112, 1172476), (157, 836416), (224, 586238), (314, 418208), (448, 293119), (628, 209104), (1099, 119488), (1256, 104552), (1867, 70336), (2198, 59744), (2512, 52276), (3734, 35168), (4396, 29872), (5024, 26138), (7468, 17584), (8792, 14936), (10048, 13069)]