139213228

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23789}}^1$

素因数の和:23830

約数の個数: 48

約数和(自身を含む): 319737600

約数和(自身を除く): 180524372

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 418, 532, 836, 1463, 2926, 5852, 23789, 47578, 95156, 166523, 261679, 333046, 451991, 523358, 666092, 903982, 1046716, 1807964, 1831753, 3163937, 3663506, 4971901, 6327874, 7327012, 9943802, 12655748, 19887604, 34803307, 69606614, 139213228]

約数ペア:

[(1, 139213228), (2, 69606614), (4, 34803307), (7, 19887604), (11, 12655748), (14, 9943802), (19, 7327012), (22, 6327874), (28, 4971901), (38, 3663506), (44, 3163937), (76, 1831753), (77, 1807964), (133, 1046716), (154, 903982), (209, 666092), (266, 523358), (308, 451991), (418, 333046), (532, 261679), (836, 166523), (1463, 95156), (2926, 47578), (5852, 23789)]