398438828935

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{353}}^1\times {\mathrm{13613}}^1$

素因数の和:14104

約数の個数: 64

約数和(自身を含む): 577397403648

約数和(自身を除く): 178958574713

約数列:

[1, 5, 7, 23, 35, 103, 115, 161, 353, 515, 721, 805, 1765, 2369, 2471, 3605, 8119, 11845, 12355, 13613, 16583, 36359, 40595, 56833, 68065, 82915, 95291, 181795, 254513, 284165, 313099, 476455, 836257, 1272565, 1402139, 1565495, 2191693, 4181285, 4805389, 5853799, 7010695, 9814973, 10958465, 24026945, 29268995, 32249197, 33637723, 49074865, 110523947, 161245985, 168188615, 225744379, 494955067, 552619735, 773667629, 1128721895, 2474775335, 3464685469, 3868338145, 11383966541, 17323427345, 56919832705, 79687765787, 398438828935]

約数ペア:

[(1, 398438828935), (5, 79687765787), (7, 56919832705), (23, 17323427345), (35, 11383966541), (103, 3868338145), (115, 3464685469), (161, 2474775335), (353, 1128721895), (515, 773667629), (721, 552619735), (805, 494955067), (1765, 225744379), (2369, 168188615), (2471, 161245985), (3605, 110523947), (8119, 49074865), (11845, 33637723), (12355, 32249197), (13613, 29268995), (16583, 24026945), (36359, 10958465), (40595, 9814973), (56833, 7010695), (68065, 5853799), (82915, 4805389), (95291, 4181285), (181795, 2191693), (254513, 1565495), (284165, 1402139), (313099, 1272565), (476455, 836257)]