11871965

素因数分解:

$5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1031}}^1$

素因数の和:1097

約数の個数: 24

約数和(自身を含む): 16941312

約数和(自身を除く): 5069347

約数列:

[1, 5, 7, 35, 47, 49, 235, 245, 329, 1031, 1645, 2303, 5155, 7217, 11515, 36085, 48457, 50519, 242285, 252595, 339199, 1695995, 2374393, 11871965]

約数ペア:

[(1, 11871965), (5, 2374393), (7, 1695995), (35, 339199), (47, 252595), (49, 242285), (235, 50519), (245, 48457), (329, 36085), (1031, 11515), (1645, 7217), (2303, 5155)]