128566515

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{709}}^1$

素因数の和:892

約数の個数: 64

約数和(自身を含む): 258462720

約数和(自身を除く): 129896205

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 157, 165, 231, 385, 471, 709, 785, 1099, 1155, 1727, 2127, 2355, 3297, 3545, 4963, 5181, 5495, 7799, 8635, 10635, 12089, 14889, 16485, 23397, 24815, 25905, 36267, 38995, 54593, 60445, 74445, 111313, 116985, 163779, 181335, 272965, 333939, 556565, 779191, 818895, 1224443, 1669695, 2337573, 3673329, 3895955, 6122215, 8571101, 11687865, 18366645, 25713303, 42855505, 128566515]

約数ペア:

[(1, 128566515), (3, 42855505), (5, 25713303), (7, 18366645), (11, 11687865), (15, 8571101), (21, 6122215), (33, 3895955), (35, 3673329), (55, 2337573), (77, 1669695), (105, 1224443), (157, 818895), (165, 779191), (231, 556565), (385, 333939), (471, 272965), (709, 181335), (785, 163779), (1099, 116985), (1155, 111313), (1727, 74445), (2127, 60445), (2355, 54593), (3297, 38995), (3545, 36267), (4963, 25905), (5181, 24815), (5495, 23397), (7799, 16485), (8635, 14889), (10635, 12089)]