143401895

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:312

約数の個数: 64

約数和(自身を含む): 225275904

約数和(自身を除く): 81874009

約数列:

[1, 5, 7, 13, 23, 35, 65, 71, 91, 115, 161, 193, 299, 355, 455, 497, 805, 923, 965, 1351, 1495, 1633, 2093, 2485, 2509, 4439, 4615, 6461, 6755, 8165, 10465, 11431, 12545, 13703, 17563, 21229, 22195, 31073, 32305, 57155, 57707, 68515, 87815, 95921, 106145, 148603, 155365, 178139, 288535, 315169, 403949, 479605, 743015, 890695, 1246973, 1575845, 2019745, 2206183, 4097197, 6234865, 11030915, 20485985, 28680379, 143401895]

約数ペア:

[(1, 143401895), (5, 28680379), (7, 20485985), (13, 11030915), (23, 6234865), (35, 4097197), (65, 2206183), (71, 2019745), (91, 1575845), (115, 1246973), (161, 890695), (193, 743015), (299, 479605), (355, 403949), (455, 315169), (497, 288535), (805, 178139), (923, 155365), (965, 148603), (1351, 106145), (1495, 95921), (1633, 87815), (2093, 68515), (2485, 57707), (2509, 57155), (4439, 32305), (4615, 31073), (6461, 22195), (6755, 21229), (8165, 17563), (10465, 13703), (11431, 12545)]