31426976

素因数分解:

$2^5\times 7^1\times {\mathrm{307}}^1\times {\mathrm{457}}^1$

素因数の和:781

約数の個数: 48

約数和(自身を含む): 71096256

約数和(自身を除く): 39669280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 307, 457, 614, 914, 1228, 1828, 2149, 2456, 3199, 3656, 4298, 4912, 6398, 7312, 8596, 9824, 12796, 14624, 17192, 25592, 34384, 51184, 68768, 102368, 140299, 280598, 561196, 982093, 1122392, 1964186, 2244784, 3928372, 4489568, 7856744, 15713488, 31426976]

約数ペア:

[(1, 31426976), (2, 15713488), (4, 7856744), (7, 4489568), (8, 3928372), (14, 2244784), (16, 1964186), (28, 1122392), (32, 982093), (56, 561196), (112, 280598), (224, 140299), (307, 102368), (457, 68768), (614, 51184), (914, 34384), (1228, 25592), (1828, 17192), (2149, 14624), (2456, 12796), (3199, 9824), (3656, 8596), (4298, 7312), (4912, 6398)]