31530006

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1$

素因数の和:498

約数の個数: 64

約数和(自身を含む): 74880000

約数和(自身を除く): 43349994

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 79, 114, 158, 171, 237, 342, 389, 474, 513, 711, 778, 1026, 1167, 1422, 1501, 2133, 2334, 3002, 3501, 4266, 4503, 7002, 7391, 9006, 10503, 13509, 14782, 21006, 22173, 27018, 30731, 40527, 44346, 61462, 66519, 81054, 92193, 133038, 184386, 199557, 276579, 399114, 553158, 583889, 829737, 1167778, 1659474, 1751667, 3503334, 5255001, 10510002, 15765003, 31530006]

約数ペア:

[(1, 31530006), (2, 15765003), (3, 10510002), (6, 5255001), (9, 3503334), (18, 1751667), (19, 1659474), (27, 1167778), (38, 829737), (54, 583889), (57, 553158), (79, 399114), (114, 276579), (158, 199557), (171, 184386), (237, 133038), (342, 92193), (389, 81054), (474, 66519), (513, 61462), (711, 44346), (778, 40527), (1026, 30731), (1167, 27018), (1422, 22173), (1501, 21006), (2133, 14782), (2334, 13509), (3002, 10503), (3501, 9006), (4266, 7391), (4503, 7002)]