438395139

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1579}}^1$

素因数の和:1721

約数の個数: 64

約数和(自身を含む): 806937600

約数和(自身を除く): 368542461

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 113, 117, 189, 273, 339, 351, 791, 819, 1017, 1469, 1579, 2373, 2457, 3051, 4407, 4737, 7119, 10283, 11053, 13221, 14211, 20527, 21357, 30849, 33159, 39663, 42633, 61581, 92547, 99477, 143689, 178427, 184743, 277641, 298431, 431067, 535281, 554229, 1248989, 1293201, 1605843, 2319551, 3746967, 3879603, 4817529, 6958653, 11240901, 16236857, 20875959, 33722703, 48710571, 62627877, 146131713, 438395139]

約数ペア:

[(1, 438395139), (3, 146131713), (7, 62627877), (9, 48710571), (13, 33722703), (21, 20875959), (27, 16236857), (39, 11240901), (63, 6958653), (91, 4817529), (113, 3879603), (117, 3746967), (189, 2319551), (273, 1605843), (339, 1293201), (351, 1248989), (791, 554229), (819, 535281), (1017, 431067), (1469, 298431), (1579, 277641), (2373, 184743), (2457, 178427), (3051, 143689), (4407, 99477), (4737, 92547), (7119, 61581), (10283, 42633), (11053, 39663), (13221, 33159), (14211, 30849), (20527, 21357)]