12261708

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{89}}^2$

素因数の和:231

約数の個数: 54

約数和(自身を含む): 32076044

約数和(自身を除く): 19814336

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 89, 129, 172, 178, 258, 267, 356, 387, 516, 534, 774, 801, 1068, 1548, 1602, 3204, 3827, 7654, 7921, 11481, 15308, 15842, 22962, 23763, 31684, 34443, 45924, 47526, 68886, 71289, 95052, 137772, 142578, 285156, 340603, 681206, 1021809, 1362412, 2043618, 3065427, 4087236, 6130854, 12261708]

約数ペア:

[(1, 12261708), (2, 6130854), (3, 4087236), (4, 3065427), (6, 2043618), (9, 1362412), (12, 1021809), (18, 681206), (36, 340603), (43, 285156), (86, 142578), (89, 137772), (129, 95052), (172, 71289), (178, 68886), (258, 47526), (267, 45924), (356, 34443), (387, 31684), (516, 23763), (534, 22962), (774, 15842), (801, 15308), (1068, 11481), (1548, 7921), (1602, 7654), (3204, 3827)]