917503930

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{887}}^1\times {\mathrm{2111}}^1$

素因数の和:3019

約数の個数: 48

約数和(自身を含む): 1924217856

約数和(自身を除く): 1006713926

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 887, 1774, 2111, 4222, 4435, 6209, 8870, 10555, 12418, 14777, 21110, 29554, 31045, 43463, 62090, 73885, 86926, 103439, 147770, 206878, 217315, 434630, 517195, 1034390, 1872457, 3744914, 9362285, 13107199, 18724570, 26214398, 65535995, 91750393, 131071990, 183500786, 458751965, 917503930]

約数ペア:

[(1, 917503930), (2, 458751965), (5, 183500786), (7, 131071990), (10, 91750393), (14, 65535995), (35, 26214398), (49, 18724570), (70, 13107199), (98, 9362285), (245, 3744914), (490, 1872457), (887, 1034390), (1774, 517195), (2111, 434630), (4222, 217315), (4435, 206878), (6209, 147770), (8870, 103439), (10555, 86926), (12418, 73885), (14777, 62090), (21110, 43463), (29554, 31045)]