78657876

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1429}}^1$

素因数の和:1589

約数の個数: 72

約数和(自身を含む): 218618400

約数和(自身を除く): 139960524

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 139, 198, 278, 396, 417, 556, 834, 1251, 1429, 1529, 1668, 2502, 2858, 3058, 4287, 4587, 5004, 5716, 6116, 8574, 9174, 12861, 13761, 15719, 17148, 18348, 25722, 27522, 31438, 47157, 51444, 55044, 62876, 94314, 141471, 188628, 198631, 282942, 397262, 565884, 595893, 794524, 1191786, 1787679, 2184941, 2383572, 3575358, 4369882, 6554823, 7150716, 8739764, 13109646, 19664469, 26219292, 39328938, 78657876]

約数ペア:

[(1, 78657876), (2, 39328938), (3, 26219292), (4, 19664469), (6, 13109646), (9, 8739764), (11, 7150716), (12, 6554823), (18, 4369882), (22, 3575358), (33, 2383572), (36, 2184941), (44, 1787679), (66, 1191786), (99, 794524), (132, 595893), (139, 565884), (198, 397262), (278, 282942), (396, 198631), (417, 188628), (556, 141471), (834, 94314), (1251, 62876), (1429, 55044), (1529, 51444), (1668, 47157), (2502, 31438), (2858, 27522), (3058, 25722), (4287, 18348), (4587, 17148), (5004, 15719), (5716, 13761), (6116, 12861), (8574, 9174)]