31715142

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:237

約数の個数: 64

約数和(自身を含む): 70187520

約数和(自身を除く): 38472378

約数列:

[1, 2, 3, 6, 19, 37, 38, 57, 73, 74, 103, 111, 114, 146, 206, 219, 222, 309, 438, 618, 703, 1387, 1406, 1957, 2109, 2701, 2774, 3811, 3914, 4161, 4218, 5402, 5871, 7519, 7622, 8103, 8322, 11433, 11742, 15038, 16206, 22557, 22866, 45114, 51319, 72409, 102638, 142861, 144818, 153957, 217227, 278203, 285722, 307914, 428583, 434454, 556406, 834609, 857166, 1669218, 5285857, 10571714, 15857571, 31715142]

約数ペア:

[(1, 31715142), (2, 15857571), (3, 10571714), (6, 5285857), (19, 1669218), (37, 857166), (38, 834609), (57, 556406), (73, 434454), (74, 428583), (103, 307914), (111, 285722), (114, 278203), (146, 217227), (206, 153957), (219, 144818), (222, 142861), (309, 102638), (438, 72409), (618, 51319), (703, 45114), (1387, 22866), (1406, 22557), (1957, 16206), (2109, 15038), (2701, 11742), (2774, 11433), (3811, 8322), (3914, 8103), (4161, 7622), (4218, 7519), (5402, 5871)]