289080285

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{337}}^1$

素因数の和:494

約数の個数: 64

約数和(自身を含む): 515144448

約数和(自身を除く): 226064163

約数列:

[1, 3, 5, 13, 15, 39, 53, 65, 83, 159, 195, 249, 265, 337, 415, 689, 795, 1011, 1079, 1245, 1685, 2067, 3237, 3445, 4381, 4399, 5055, 5395, 10335, 13143, 13197, 16185, 17861, 21905, 21995, 27971, 53583, 57187, 65715, 65985, 83913, 89305, 139855, 171561, 232193, 267915, 285935, 363623, 419565, 696579, 857805, 1090869, 1160965, 1482463, 1818115, 3482895, 4447389, 5454345, 7412315, 19272019, 22236945, 57816057, 96360095, 289080285]

約数ペア:

[(1, 289080285), (3, 96360095), (5, 57816057), (13, 22236945), (15, 19272019), (39, 7412315), (53, 5454345), (65, 4447389), (83, 3482895), (159, 1818115), (195, 1482463), (249, 1160965), (265, 1090869), (337, 857805), (415, 696579), (689, 419565), (795, 363623), (1011, 285935), (1079, 267915), (1245, 232193), (1685, 171561), (2067, 139855), (3237, 89305), (3445, 83913), (4381, 65985), (4399, 65715), (5055, 57187), (5395, 53583), (10335, 27971), (13143, 21995), (13197, 21905), (16185, 17861)]