31091886

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:238

約数の個数: 96

約数和(自身を含む): 81469440

約数和(自身を除く): 50377554

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 58, 63, 67, 87, 126, 127, 134, 174, 201, 203, 254, 261, 381, 402, 406, 469, 522, 603, 609, 762, 889, 938, 1143, 1206, 1218, 1407, 1778, 1827, 1943, 2286, 2667, 2814, 3654, 3683, 3886, 4221, 5334, 5829, 7366, 8001, 8442, 8509, 11049, 11658, 13601, 16002, 17018, 17487, 22098, 25527, 25781, 27202, 33147, 34974, 40803, 51054, 51562, 59563, 66294, 76581, 77343, 81606, 119126, 122409, 153162, 154686, 178689, 232029, 244818, 246761, 357378, 464058, 493522, 536067, 740283, 1072134, 1480566, 1727327, 2220849, 3454654, 4441698, 5181981, 10363962, 15545943, 31091886]

約数ペア:

[(1, 31091886), (2, 15545943), (3, 10363962), (6, 5181981), (7, 4441698), (9, 3454654), (14, 2220849), (18, 1727327), (21, 1480566), (29, 1072134), (42, 740283), (58, 536067), (63, 493522), (67, 464058), (87, 357378), (126, 246761), (127, 244818), (134, 232029), (174, 178689), (201, 154686), (203, 153162), (254, 122409), (261, 119126), (381, 81606), (402, 77343), (406, 76581), (469, 66294), (522, 59563), (603, 51562), (609, 51054), (762, 40803), (889, 34974), (938, 33147), (1143, 27202), (1206, 25781), (1218, 25527), (1407, 22098), (1778, 17487), (1827, 17018), (1943, 16002), (2286, 13601), (2667, 11658), (2814, 11049), (3654, 8509), (3683, 8442), (3886, 8001), (4221, 7366), (5334, 5829)]