661232

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2$

素因数の和:66

約数の個数: 60

約数和(自身を含む): 1598856

約数和(自身を除く): 937624

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 34, 44, 52, 68, 88, 104, 136, 143, 176, 187, 208, 221, 272, 286, 289, 374, 442, 572, 578, 748, 884, 1144, 1156, 1496, 1768, 2288, 2312, 2431, 2992, 3179, 3536, 3757, 4624, 4862, 6358, 7514, 9724, 12716, 15028, 19448, 25432, 30056, 38896, 41327, 50864, 60112, 82654, 165308, 330616, 661232]

約数ペア:

[(1, 661232), (2, 330616), (4, 165308), (8, 82654), (11, 60112), (13, 50864), (16, 41327), (17, 38896), (22, 30056), (26, 25432), (34, 19448), (44, 15028), (52, 12716), (68, 9724), (88, 7514), (104, 6358), (136, 4862), (143, 4624), (176, 3757), (187, 3536), (208, 3179), (221, 2992), (272, 2431), (286, 2312), (289, 2288), (374, 1768), (442, 1496), (572, 1156), (578, 1144), (748, 884)]