71271812

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{193}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 136234560

約数和(自身を除く): 64962748

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 113, 172, 193, 226, 386, 452, 772, 817, 1634, 2147, 3268, 3667, 4294, 4859, 7334, 8299, 8588, 9718, 14668, 16598, 19436, 21809, 33196, 43618, 87236, 92321, 157681, 184642, 315362, 369284, 414371, 630724, 828742, 937787, 1657484, 1875574, 3751148, 17817953, 35635906, 71271812]

約数ペア:

[(1, 71271812), (2, 35635906), (4, 17817953), (19, 3751148), (38, 1875574), (43, 1657484), (76, 937787), (86, 828742), (113, 630724), (172, 414371), (193, 369284), (226, 315362), (386, 184642), (452, 157681), (772, 92321), (817, 87236), (1634, 43618), (2147, 33196), (3268, 21809), (3667, 19436), (4294, 16598), (4859, 14668), (7334, 9718), (8299, 8588)]