84578571

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{127}}^1$

素因数の和:213

約数の個数: 72

約数和(自身を含む): 158625792

約数和(自身を除く): 74047221

約数列:

[1, 3, 7, 9, 11, 21, 31, 33, 63, 77, 93, 99, 127, 217, 231, 279, 341, 381, 651, 693, 889, 961, 1023, 1143, 1397, 1953, 2387, 2667, 2883, 3069, 3937, 4191, 6727, 7161, 8001, 8649, 9779, 10571, 11811, 12573, 20181, 21483, 27559, 29337, 31713, 35433, 43307, 60543, 73997, 82677, 88011, 95139, 122047, 129921, 221991, 248031, 303149, 366141, 389763, 665973, 854329, 909447, 1098423, 1342517, 2562987, 2728341, 4027551, 7688961, 9397619, 12082653, 28192857, 84578571]

約数ペア:

[(1, 84578571), (3, 28192857), (7, 12082653), (9, 9397619), (11, 7688961), (21, 4027551), (31, 2728341), (33, 2562987), (63, 1342517), (77, 1098423), (93, 909447), (99, 854329), (127, 665973), (217, 389763), (231, 366141), (279, 303149), (341, 248031), (381, 221991), (651, 129921), (693, 122047), (889, 95139), (961, 88011), (1023, 82677), (1143, 73997), (1397, 60543), (1953, 43307), (2387, 35433), (2667, 31713), (2883, 29337), (3069, 27559), (3937, 21483), (4191, 20181), (6727, 12573), (7161, 11811), (8001, 10571), (8649, 9779)]