28161198

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{797}}^1$

素因数の和:969

約数の個数: 48

約数和(自身を含む): 66227616

約数和(自身を除く): 38066418

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 151, 234, 302, 453, 797, 906, 1359, 1594, 1963, 2391, 2718, 3926, 4782, 5889, 7173, 10361, 11778, 14346, 17667, 20722, 31083, 35334, 62166, 93249, 120347, 186498, 240694, 361041, 722082, 1083123, 1564511, 2166246, 3129022, 4693533, 9387066, 14080599, 28161198]

約数ペア:

[(1, 28161198), (2, 14080599), (3, 9387066), (6, 4693533), (9, 3129022), (13, 2166246), (18, 1564511), (26, 1083123), (39, 722082), (78, 361041), (117, 240694), (151, 186498), (234, 120347), (302, 93249), (453, 62166), (797, 35334), (906, 31083), (1359, 20722), (1594, 17667), (1963, 14346), (2391, 11778), (2718, 10361), (3926, 7173), (4782, 5889)]