31155684

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{881}}^1$

素因数の和:1316

約数の個数: 48

約数和(自身を含む): 83373696

約数和(自身を除く): 52218012

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 421, 842, 881, 1263, 1684, 1762, 2526, 2643, 2947, 3524, 5052, 5286, 5894, 6167, 8841, 10572, 11788, 12334, 17682, 18501, 24668, 35364, 37002, 74004, 370901, 741802, 1112703, 1483604, 2225406, 2596307, 4450812, 5192614, 7788921, 10385228, 15577842, 31155684]

約数ペア:

[(1, 31155684), (2, 15577842), (3, 10385228), (4, 7788921), (6, 5192614), (7, 4450812), (12, 2596307), (14, 2225406), (21, 1483604), (28, 1112703), (42, 741802), (84, 370901), (421, 74004), (842, 37002), (881, 35364), (1263, 24668), (1684, 18501), (1762, 17682), (2526, 12334), (2643, 11788), (2947, 10572), (3524, 8841), (5052, 6167), (5286, 5894)]