339996005

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2851}}^1$

素因数の和:2957

約数の個数: 32

約数和(自身を含む): 458327808

約数和(自身を除く): 118331803

約数列:

[1, 5, 17, 23, 61, 85, 115, 305, 391, 1037, 1403, 1955, 2851, 5185, 7015, 14255, 23851, 48467, 65573, 119255, 173911, 242335, 327865, 869555, 1114741, 2956487, 3999953, 5573705, 14782435, 19999765, 67999201, 339996005]

約数ペア:

[(1, 339996005), (5, 67999201), (17, 19999765), (23, 14782435), (61, 5573705), (85, 3999953), (115, 2956487), (305, 1114741), (391, 869555), (1037, 327865), (1403, 242335), (1955, 173911), (2851, 119255), (5185, 65573), (7015, 48467), (14255, 23851)]