197492715

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2029}}^1$

素因数の和:2153

約数の個数: 64

約数和(自身を含む): 405350400

約数和(自身を除く): 207857685

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 103, 105, 135, 189, 309, 315, 515, 721, 927, 945, 1545, 2029, 2163, 2781, 3605, 4635, 6087, 6489, 10145, 10815, 13905, 14203, 18261, 19467, 30435, 32445, 42609, 54783, 71015, 91305, 97335, 127827, 208987, 213045, 273915, 383481, 626961, 639135, 1044935, 1462909, 1880883, 1917405, 3134805, 4388727, 5642649, 7314545, 9404415, 13166181, 21943635, 28213245, 39498543, 65830905, 197492715]

約数ペア:

[(1, 197492715), (3, 65830905), (5, 39498543), (7, 28213245), (9, 21943635), (15, 13166181), (21, 9404415), (27, 7314545), (35, 5642649), (45, 4388727), (63, 3134805), (103, 1917405), (105, 1880883), (135, 1462909), (189, 1044935), (309, 639135), (315, 626961), (515, 383481), (721, 273915), (927, 213045), (945, 208987), (1545, 127827), (2029, 97335), (2163, 91305), (2781, 71015), (3605, 54783), (4635, 42609), (6087, 32445), (6489, 30435), (10145, 19467), (10815, 18261), (13905, 14203)]