139964145

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{83}}^1\times {\mathrm{389}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 241375680

約数和(自身を除く): 101411535

約数列:

[1, 3, 5, 15, 17, 51, 83, 85, 249, 255, 289, 389, 415, 867, 1167, 1245, 1411, 1445, 1945, 4233, 4335, 5835, 6613, 7055, 19839, 21165, 23987, 32287, 33065, 71961, 96861, 99195, 112421, 119935, 161435, 337263, 359805, 484305, 548879, 562105, 1646637, 1686315, 2744395, 8233185, 9330943, 27992829, 46654715, 139964145]

約数ペア:

[(1, 139964145), (3, 46654715), (5, 27992829), (15, 9330943), (17, 8233185), (51, 2744395), (83, 1686315), (85, 1646637), (249, 562105), (255, 548879), (289, 484305), (389, 359805), (415, 337263), (867, 161435), (1167, 119935), (1245, 112421), (1411, 99195), (1445, 96861), (1945, 71961), (4233, 33065), (4335, 32287), (5835, 23987), (6613, 21165), (7055, 19839)]