31121118

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1$

素因数の和:231

約数の個数: 128

約数和(自身を含む): 87091200

約数和(自身を除く): 55970082

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 29, 34, 42, 51, 54, 58, 63, 87, 102, 119, 126, 153, 167, 174, 189, 203, 238, 261, 306, 334, 357, 378, 406, 459, 493, 501, 522, 609, 714, 783, 918, 986, 1002, 1071, 1169, 1218, 1479, 1503, 1566, 1827, 2142, 2338, 2839, 2958, 3006, 3213, 3451, 3507, 3654, 4437, 4509, 4843, 5481, 5678, 6426, 6902, 7014, 8517, 8874, 9018, 9686, 10353, 10521, 10962, 13311, 14529, 17034, 19873, 20706, 21042, 25551, 26622, 29058, 31059, 31563, 33901, 39746, 43587, 51102, 59619, 62118, 63126, 67802, 76653, 82331, 87174, 93177, 101703, 119238, 130761, 153306, 164662, 178857, 186354, 203406, 246993, 261522, 305109, 357714, 493986, 536571, 576317, 610218, 740979, 915327, 1073142, 1152634, 1481958, 1728951, 1830654, 2222937, 3457902, 4445874, 5186853, 10373706, 15560559, 31121118]

約数ペア:

[(1, 31121118), (2, 15560559), (3, 10373706), (6, 5186853), (7, 4445874), (9, 3457902), (14, 2222937), (17, 1830654), (18, 1728951), (21, 1481958), (27, 1152634), (29, 1073142), (34, 915327), (42, 740979), (51, 610218), (54, 576317), (58, 536571), (63, 493986), (87, 357714), (102, 305109), (119, 261522), (126, 246993), (153, 203406), (167, 186354), (174, 178857), (189, 164662), (203, 153306), (238, 130761), (261, 119238), (306, 101703), (334, 93177), (357, 87174), (378, 82331), (406, 76653), (459, 67802), (493, 63126), (501, 62118), (522, 59619), (609, 51102), (714, 43587), (783, 39746), (918, 33901), (986, 31563), (1002, 31059), (1071, 29058), (1169, 26622), (1218, 25551), (1479, 21042), (1503, 20706), (1566, 19873), (1827, 17034), (2142, 14529), (2338, 13311), (2839, 10962), (2958, 10521), (3006, 10353), (3213, 9686), (3451, 9018), (3507, 8874), (3654, 8517), (4437, 7014), (4509, 6902), (4843, 6426), (5481, 5678)]