30189068

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{421}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 65507904

約数和(自身を除く): 35318836

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 197, 364, 394, 421, 788, 842, 1379, 1684, 2561, 2758, 2947, 5122, 5473, 5516, 5894, 10244, 10946, 11788, 17927, 21892, 35854, 38311, 71708, 76622, 82937, 153244, 165874, 331748, 580559, 1078181, 1161118, 2156362, 2322236, 4312724, 7547267, 15094534, 30189068]

約数ペア:

[(1, 30189068), (2, 15094534), (4, 7547267), (7, 4312724), (13, 2322236), (14, 2156362), (26, 1161118), (28, 1078181), (52, 580559), (91, 331748), (182, 165874), (197, 153244), (364, 82937), (394, 76622), (421, 71708), (788, 38311), (842, 35854), (1379, 21892), (1684, 17927), (2561, 11788), (2758, 10946), (2947, 10244), (5122, 5894), (5473, 5516)]