918918

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:59

約数の個数: 128

約数和(自身を含む): 2903040

約数和(自身を除く): 1984122

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 17, 18, 21, 22, 26, 27, 33, 34, 39, 42, 51, 54, 63, 66, 77, 78, 91, 99, 102, 117, 119, 126, 143, 153, 154, 182, 187, 189, 198, 221, 231, 234, 238, 273, 286, 297, 306, 351, 357, 374, 378, 429, 442, 459, 462, 546, 561, 594, 663, 693, 702, 714, 819, 858, 918, 1001, 1071, 1122, 1287, 1309, 1326, 1386, 1547, 1638, 1683, 1989, 2002, 2079, 2142, 2431, 2457, 2574, 2618, 3003, 3094, 3213, 3366, 3861, 3927, 3978, 4158, 4641, 4862, 4914, 5049, 5967, 6006, 6426, 7293, 7722, 7854, 9009, 9282, 10098, 11781, 11934, 13923, 14586, 17017, 18018, 21879, 23562, 27027, 27846, 34034, 35343, 41769, 43758, 51051, 54054, 65637, 70686, 83538, 102102, 131274, 153153, 306306, 459459, 918918]

約数ペア:

[(1, 918918), (2, 459459), (3, 306306), (6, 153153), (7, 131274), (9, 102102), (11, 83538), (13, 70686), (14, 65637), (17, 54054), (18, 51051), (21, 43758), (22, 41769), (26, 35343), (27, 34034), (33, 27846), (34, 27027), (39, 23562), (42, 21879), (51, 18018), (54, 17017), (63, 14586), (66, 13923), (77, 11934), (78, 11781), (91, 10098), (99, 9282), (102, 9009), (117, 7854), (119, 7722), (126, 7293), (143, 6426), (153, 6006), (154, 5967), (182, 5049), (187, 4914), (189, 4862), (198, 4641), (221, 4158), (231, 3978), (234, 3927), (238, 3861), (273, 3366), (286, 3213), (297, 3094), (306, 3003), (351, 2618), (357, 2574), (374, 2457), (378, 2431), (429, 2142), (442, 2079), (459, 2002), (462, 1989), (546, 1683), (561, 1638), (594, 1547), (663, 1386), (693, 1326), (702, 1309), (714, 1287), (819, 1122), (858, 1071), (918, 1001)]