31560914

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{601}}^1$

素因数の和:663

約数の個数: 48

約数和(自身を含む): 61490688

約数和(自身を除く): 29929774

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 121, 154, 217, 242, 341, 434, 601, 682, 847, 1202, 1694, 2387, 3751, 4207, 4774, 6611, 7502, 8414, 13222, 18631, 26257, 37262, 46277, 52514, 72721, 92554, 130417, 145442, 204941, 260834, 409882, 509047, 1018094, 1434587, 2254351, 2869174, 4508702, 15780457, 31560914]

約数ペア:

[(1, 31560914), (2, 15780457), (7, 4508702), (11, 2869174), (14, 2254351), (22, 1434587), (31, 1018094), (62, 509047), (77, 409882), (121, 260834), (154, 204941), (217, 145442), (242, 130417), (341, 92554), (434, 72721), (601, 52514), (682, 46277), (847, 37262), (1202, 26257), (1694, 18631), (2387, 13222), (3751, 8414), (4207, 7502), (4774, 6611)]