31219242

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 70761600

約数和(自身を除く): 39542358

約数列:

[1, 2, 3, 6, 17, 19, 34, 38, 51, 57, 89, 102, 114, 178, 181, 267, 323, 362, 534, 543, 646, 969, 1086, 1513, 1691, 1938, 3026, 3077, 3382, 3439, 4539, 5073, 6154, 6878, 9078, 9231, 10146, 10317, 16109, 18462, 20634, 28747, 32218, 48327, 57494, 58463, 86241, 96654, 116926, 172482, 175389, 273853, 306071, 350778, 547706, 612142, 821559, 918213, 1643118, 1836426, 5203207, 10406414, 15609621, 31219242]

約数ペア:

[(1, 31219242), (2, 15609621), (3, 10406414), (6, 5203207), (17, 1836426), (19, 1643118), (34, 918213), (38, 821559), (51, 612142), (57, 547706), (89, 350778), (102, 306071), (114, 273853), (178, 175389), (181, 172482), (267, 116926), (323, 96654), (362, 86241), (534, 58463), (543, 57494), (646, 48327), (969, 32218), (1086, 28747), (1513, 20634), (1691, 18462), (1938, 16109), (3026, 10317), (3077, 10146), (3382, 9231), (3439, 9078), (4539, 6878), (5073, 6154)]