3973508

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 9384480

約数和(自身を除く): 5410972

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 49, 76, 77, 97, 98, 133, 154, 194, 196, 209, 266, 308, 388, 418, 532, 539, 679, 836, 931, 1067, 1078, 1358, 1463, 1843, 1862, 2134, 2156, 2716, 2926, 3686, 3724, 4268, 4753, 5852, 7372, 7469, 9506, 10241, 12901, 14938, 19012, 20273, 20482, 25802, 29876, 40546, 40964, 51604, 52283, 81092, 90307, 104566, 141911, 180614, 209132, 283822, 361228, 567644, 993377, 1986754, 3973508]

約数ペア:

[(1, 3973508), (2, 1986754), (4, 993377), (7, 567644), (11, 361228), (14, 283822), (19, 209132), (22, 180614), (28, 141911), (38, 104566), (44, 90307), (49, 81092), (76, 52283), (77, 51604), (97, 40964), (98, 40546), (133, 29876), (154, 25802), (194, 20482), (196, 20273), (209, 19012), (266, 14938), (308, 12901), (388, 10241), (418, 9506), (532, 7469), (539, 7372), (679, 5852), (836, 4753), (931, 4268), (1067, 3724), (1078, 3686), (1358, 2926), (1463, 2716), (1843, 2156), (1862, 2134)]