1227531025

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1\times {\mathrm{641}}^1$

素因数の和:1042

約数の個数: 48

約数和(自身を含む): 1803598848

約数和(自身を除く): 576067823

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 353, 641, 775, 1085, 1765, 2471, 3205, 4487, 5425, 8825, 10943, 12355, 16025, 19871, 22435, 54715, 61775, 76601, 99355, 112175, 139097, 226273, 273575, 383005, 496775, 695485, 1131365, 1583911, 1915025, 3477425, 5656825, 7014463, 7919555, 35072315, 39597775, 49101241, 175361575, 245506205, 1227531025]

約数ペア:

[(1, 1227531025), (5, 245506205), (7, 175361575), (25, 49101241), (31, 39597775), (35, 35072315), (155, 7919555), (175, 7014463), (217, 5656825), (353, 3477425), (641, 1915025), (775, 1583911), (1085, 1131365), (1765, 695485), (2471, 496775), (3205, 383005), (4487, 273575), (5425, 226273), (8825, 139097), (10943, 112175), (12355, 99355), (16025, 76601), (19871, 61775), (22435, 54715)]