28417158

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:163

約数の個数: 144

約数和(自身を含む): 81628560

約数和(自身を除く): 53211402

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 29, 33, 42, 49, 58, 63, 66, 77, 87, 98, 99, 101, 126, 147, 154, 174, 198, 202, 203, 231, 261, 294, 303, 319, 406, 441, 462, 522, 539, 606, 609, 638, 693, 707, 882, 909, 957, 1078, 1111, 1218, 1386, 1414, 1421, 1617, 1818, 1827, 1914, 2121, 2222, 2233, 2842, 2871, 2929, 3234, 3333, 3654, 4242, 4263, 4466, 4851, 4949, 5742, 5858, 6363, 6666, 6699, 7777, 8526, 8787, 9702, 9898, 9999, 12726, 12789, 13398, 14847, 15554, 15631, 17574, 19998, 20097, 20503, 23331, 25578, 26361, 29694, 31262, 32219, 40194, 41006, 44541, 46662, 46893, 52722, 54439, 61509, 64438, 69993, 89082, 93786, 96657, 108878, 123018, 139986, 140679, 143521, 163317, 184527, 193314, 225533, 281358, 287042, 289971, 326634, 369054, 430563, 451066, 489951, 579942, 676599, 861126, 979902, 1291689, 1353198, 1578731, 2029797, 2583378, 3157462, 4059594, 4736193, 9472386, 14208579, 28417158]

約数ペア:

[(1, 28417158), (2, 14208579), (3, 9472386), (6, 4736193), (7, 4059594), (9, 3157462), (11, 2583378), (14, 2029797), (18, 1578731), (21, 1353198), (22, 1291689), (29, 979902), (33, 861126), (42, 676599), (49, 579942), (58, 489951), (63, 451066), (66, 430563), (77, 369054), (87, 326634), (98, 289971), (99, 287042), (101, 281358), (126, 225533), (147, 193314), (154, 184527), (174, 163317), (198, 143521), (202, 140679), (203, 139986), (231, 123018), (261, 108878), (294, 96657), (303, 93786), (319, 89082), (406, 69993), (441, 64438), (462, 61509), (522, 54439), (539, 52722), (606, 46893), (609, 46662), (638, 44541), (693, 41006), (707, 40194), (882, 32219), (909, 31262), (957, 29694), (1078, 26361), (1111, 25578), (1218, 23331), (1386, 20503), (1414, 20097), (1421, 19998), (1617, 17574), (1818, 15631), (1827, 15554), (1914, 14847), (2121, 13398), (2222, 12789), (2233, 12726), (2842, 9999), (2871, 9898), (2929, 9702), (3234, 8787), (3333, 8526), (3654, 7777), (4242, 6699), (4263, 6666), (4466, 6363), (4851, 5858), (4949, 5742)]