289968315

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2689}}^1$

素因数の和:2796

約数の個数: 64

約数和(自身を含む): 578457600

約数和(自身を除く): 288489285

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 79, 91, 105, 195, 237, 273, 395, 455, 553, 1027, 1185, 1365, 1659, 2689, 2765, 3081, 5135, 7189, 8067, 8295, 13445, 15405, 18823, 21567, 34957, 35945, 40335, 56469, 94115, 104871, 107835, 174785, 212431, 244699, 282345, 524355, 637293, 734097, 1062155, 1223495, 1487017, 2761603, 3186465, 3670485, 4461051, 7435085, 8284809, 13808015, 19331221, 22305255, 41424045, 57993663, 96656105, 289968315]

約数ペア:

[(1, 289968315), (3, 96656105), (5, 57993663), (7, 41424045), (13, 22305255), (15, 19331221), (21, 13808015), (35, 8284809), (39, 7435085), (65, 4461051), (79, 3670485), (91, 3186465), (105, 2761603), (195, 1487017), (237, 1223495), (273, 1062155), (395, 734097), (455, 637293), (553, 524355), (1027, 282345), (1185, 244699), (1365, 212431), (1659, 174785), (2689, 107835), (2765, 104871), (3081, 94115), (5135, 56469), (7189, 40335), (8067, 35945), (8295, 34957), (13445, 21567), (15405, 18823)]