31173604

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{761}}^1$

素因数の和:809

約数の個数: 72

約数和(自身を含む): 72969120

約数和(自身を除く): 41795516

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 49, 76, 77, 98, 133, 154, 196, 209, 266, 308, 418, 532, 539, 761, 836, 931, 1078, 1463, 1522, 1862, 2156, 2926, 3044, 3724, 5327, 5852, 8371, 10241, 10654, 14459, 16742, 20482, 21308, 28918, 33484, 37289, 40964, 57836, 58597, 74578, 101213, 117194, 149156, 159049, 202426, 234388, 318098, 404852, 410179, 636196, 708491, 820358, 1113343, 1416982, 1640716, 2226686, 2833964, 4453372, 7793401, 15586802, 31173604]

約数ペア:

[(1, 31173604), (2, 15586802), (4, 7793401), (7, 4453372), (11, 2833964), (14, 2226686), (19, 1640716), (22, 1416982), (28, 1113343), (38, 820358), (44, 708491), (49, 636196), (76, 410179), (77, 404852), (98, 318098), (133, 234388), (154, 202426), (196, 159049), (209, 149156), (266, 117194), (308, 101213), (418, 74578), (532, 58597), (539, 57836), (761, 40964), (836, 37289), (931, 33484), (1078, 28918), (1463, 21308), (1522, 20482), (1862, 16742), (2156, 14459), (2926, 10654), (3044, 10241), (3724, 8371), (5327, 5852)]