12551778

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:343

約数の個数: 48

約数和(自身を含む): 28304640

約数和(自身を除く): 15752862

約数列:

[1, 2, 3, 6, 9, 18, 53, 59, 106, 118, 159, 177, 223, 318, 354, 446, 477, 531, 669, 954, 1062, 1338, 2007, 3127, 4014, 6254, 9381, 11819, 13157, 18762, 23638, 26314, 28143, 35457, 39471, 56286, 70914, 78942, 106371, 118413, 212742, 236826, 697321, 1394642, 2091963, 4183926, 6275889, 12551778]

約数ペア:

[(1, 12551778), (2, 6275889), (3, 4183926), (6, 2091963), (9, 1394642), (18, 697321), (53, 236826), (59, 212742), (106, 118413), (118, 106371), (159, 78942), (177, 70914), (223, 56286), (318, 39471), (354, 35457), (446, 28143), (477, 26314), (531, 23638), (669, 18762), (954, 13157), (1062, 11819), (1338, 9381), (2007, 6254), (3127, 4014)]