86128539

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2957}}^1$

素因数の和:3059

約数の個数: 32

約数和(自身を含む): 140090880

約数和(自身を除く): 53962341

約数列:

[1, 3, 7, 19, 21, 57, 73, 133, 219, 399, 511, 1387, 1533, 2957, 4161, 8871, 9709, 20699, 29127, 56183, 62097, 168549, 215861, 393281, 647583, 1179843, 1511027, 4101359, 4533081, 12304077, 28709513, 86128539]

約数ペア:

[(1, 86128539), (3, 28709513), (7, 12304077), (19, 4533081), (21, 4101359), (57, 1511027), (73, 1179843), (133, 647583), (219, 393281), (399, 215861), (511, 168549), (1387, 62097), (1533, 56183), (2957, 29127), (4161, 20699), (8871, 9709)]