30379461

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 50616000

約数和(自身を除く): 20236539

約数列:

[1, 3, 7, 19, 21, 49, 57, 73, 133, 147, 149, 219, 399, 447, 511, 931, 1043, 1387, 1533, 2793, 2831, 3129, 3577, 4161, 7301, 8493, 9709, 10731, 10877, 19817, 21903, 29127, 32631, 59451, 67963, 76139, 138719, 203889, 206663, 228417, 416157, 532973, 619989, 1446641, 1598919, 4339923, 10126487, 30379461]

約数ペア:

[(1, 30379461), (3, 10126487), (7, 4339923), (19, 1598919), (21, 1446641), (49, 619989), (57, 532973), (73, 416157), (133, 228417), (147, 206663), (149, 203889), (219, 138719), (399, 76139), (447, 67963), (511, 59451), (931, 32631), (1043, 29127), (1387, 21903), (1533, 19817), (2793, 10877), (2831, 10731), (3129, 9709), (3577, 8493), (4161, 7301)]