817562277

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{1049}}^1$

素因数の和:1290

約数の個数: 48

約数和(自身を含む): 1375920000

約数和(自身を除く): 558357723

約数列:

[1, 3, 7, 9, 21, 63, 89, 139, 267, 417, 623, 801, 973, 1049, 1251, 1869, 2919, 3147, 5607, 7343, 8757, 9441, 12371, 22029, 37113, 66087, 86597, 93361, 111339, 145811, 259791, 280083, 437433, 653527, 779373, 840249, 1020677, 1312299, 1960581, 3062031, 5881743, 9186093, 12977179, 38931537, 90840253, 116794611, 272520759, 817562277]

約数ペア:

[(1, 817562277), (3, 272520759), (7, 116794611), (9, 90840253), (21, 38931537), (63, 12977179), (89, 9186093), (139, 5881743), (267, 3062031), (417, 1960581), (623, 1312299), (801, 1020677), (973, 840249), (1049, 779373), (1251, 653527), (1869, 437433), (2919, 280083), (3147, 259791), (5607, 145811), (7343, 111339), (8757, 93361), (9441, 86597), (12371, 66087), (22029, 37113)]