31501316

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{769}}^1$

素因数の和:817

約数の個数: 72

約数和(自身を含む): 73735200

約数和(自身を除く): 42233884

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, 769, 836, 931, 1078, 1463, 1538, 1862, 2156, 2926, 3076, 3724, 5383, 5852, 8459, 10241, 10766, 14611, 16918, 20482, 21532, 29222, 33836, 37681, 40964, 58444, 59213, 75362, 102277, 118426, 150724, 160721, 204554, 236852, 321442, 409108, 414491, 642884, 715939, 828982, 1125047, 1431878, 1657964, 2250094, 2863756, 4500188, 7875329, 15750658, 31501316]

約数ペア:

[(1, 31501316), (2, 15750658), (4, 7875329), (7, 4500188), (11, 2863756), (14, 2250094), (19, 1657964), (22, 1431878), (28, 1125047), (38, 828982), (44, 715939), (49, 642884), (76, 414491), (77, 409108), (98, 321442), (133, 236852), (154, 204554), (196, 160721), (209, 150724), (266, 118426), (308, 102277), (418, 75362), (532, 59213), (539, 58444), (769, 40964), (836, 37681), (931, 33836), (1078, 29222), (1463, 21532), (1538, 20482), (1862, 16918), (2156, 14611), (2926, 10766), (3076, 10241), (3724, 8459), (5383, 5852)]