721809732

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{505469}}^1$

素因数の和:505500

約数の個数: 48

約数和(自身を含む): 2038055040

約数和(自身を除く): 1316245308

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 505469, 1010938, 1516407, 2021876, 3032814, 3538283, 6065628, 7076566, 8592973, 10614849, 14153132, 17185946, 21229698, 25778919, 34371892, 42459396, 51557838, 60150811, 103115676, 120301622, 180452433, 240603244, 360904866, 721809732]

約数ペア:

[(1, 721809732), (2, 360904866), (3, 240603244), (4, 180452433), (6, 120301622), (7, 103115676), (12, 60150811), (14, 51557838), (17, 42459396), (21, 34371892), (28, 25778919), (34, 21229698), (42, 17185946), (51, 14153132), (68, 10614849), (84, 8592973), (102, 7076566), (119, 6065628), (204, 3538283), (238, 3032814), (357, 2021876), (476, 1516407), (714, 1010938), (1428, 505469)]