216935706

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1229}}^1$

素因数の和:1351

約数の個数: 64

約数和(自身を含む): 489323520

約数和(自身を除く): 272387814

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 73, 78, 93, 146, 186, 219, 403, 438, 806, 949, 1209, 1229, 1898, 2263, 2418, 2458, 2847, 3687, 4526, 5694, 6789, 7374, 13578, 15977, 29419, 31954, 38099, 47931, 58838, 76198, 88257, 89717, 95862, 114297, 176514, 179434, 228594, 269151, 495287, 538302, 990574, 1166321, 1485861, 2332642, 2781227, 2971722, 3498963, 5562454, 6997926, 8343681, 16687362, 36155951, 72311902, 108467853, 216935706]

約数ペア:

[(1, 216935706), (2, 108467853), (3, 72311902), (6, 36155951), (13, 16687362), (26, 8343681), (31, 6997926), (39, 5562454), (62, 3498963), (73, 2971722), (78, 2781227), (93, 2332642), (146, 1485861), (186, 1166321), (219, 990574), (403, 538302), (438, 495287), (806, 269151), (949, 228594), (1209, 179434), (1229, 176514), (1898, 114297), (2263, 95862), (2418, 89717), (2458, 88257), (2847, 76198), (3687, 58838), (4526, 47931), (5694, 38099), (6789, 31954), (7374, 29419), (13578, 15977)]