31280436

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:242

約数の個数: 108

約数和(自身を含む): 89465376

約数和(自身を除く): 58184940

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 43, 44, 66, 86, 99, 121, 129, 132, 167, 172, 198, 242, 258, 334, 363, 387, 396, 473, 484, 501, 516, 668, 726, 774, 946, 1002, 1089, 1419, 1452, 1503, 1548, 1837, 1892, 2004, 2178, 2838, 3006, 3674, 4257, 4356, 5203, 5511, 5676, 6012, 7181, 7348, 8514, 10406, 11022, 14362, 15609, 16533, 17028, 20207, 20812, 21543, 22044, 28724, 31218, 33066, 40414, 43086, 46827, 60621, 62436, 64629, 66132, 78991, 80828, 86172, 93654, 121242, 129258, 157982, 181863, 187308, 236973, 242484, 258516, 315964, 363726, 473946, 710919, 727452, 868901, 947892, 1421838, 1737802, 2606703, 2843676, 3475604, 5213406, 7820109, 10426812, 15640218, 31280436]

約数ペア:

[(1, 31280436), (2, 15640218), (3, 10426812), (4, 7820109), (6, 5213406), (9, 3475604), (11, 2843676), (12, 2606703), (18, 1737802), (22, 1421838), (33, 947892), (36, 868901), (43, 727452), (44, 710919), (66, 473946), (86, 363726), (99, 315964), (121, 258516), (129, 242484), (132, 236973), (167, 187308), (172, 181863), (198, 157982), (242, 129258), (258, 121242), (334, 93654), (363, 86172), (387, 80828), (396, 78991), (473, 66132), (484, 64629), (501, 62436), (516, 60621), (668, 46827), (726, 43086), (774, 40414), (946, 33066), (1002, 31218), (1089, 28724), (1419, 22044), (1452, 21543), (1503, 20812), (1548, 20207), (1837, 17028), (1892, 16533), (2004, 15609), (2178, 14362), (2838, 11022), (3006, 10406), (3674, 8514), (4257, 7348), (4356, 7181), (5203, 6012), (5511, 5676)]