27181623

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 45554400

約数和(自身を除く): 18372777

約数列:

[1, 3, 7, 17, 21, 49, 51, 73, 119, 147, 149, 219, 357, 447, 511, 833, 1043, 1241, 1533, 2499, 2533, 3129, 3577, 3723, 7301, 7599, 8687, 10731, 10877, 17731, 21903, 26061, 32631, 53193, 60809, 76139, 124117, 182427, 184909, 228417, 372351, 532973, 554727, 1294363, 1598919, 3883089, 9060541, 27181623]

約数ペア:

[(1, 27181623), (3, 9060541), (7, 3883089), (17, 1598919), (21, 1294363), (49, 554727), (51, 532973), (73, 372351), (119, 228417), (147, 184909), (149, 182427), (219, 124117), (357, 76139), (447, 60809), (511, 53193), (833, 32631), (1043, 26061), (1241, 21903), (1533, 17731), (2499, 10877), (2533, 10731), (3129, 8687), (3577, 7599), (3723, 7301)]