67181556

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:401

約数の個数: 72

約数和(自身を含む): 171633504

約数和(自身を除く): 104451948

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 157, 169, 211, 314, 338, 422, 471, 507, 628, 633, 676, 844, 942, 1014, 1266, 1884, 2028, 2041, 2532, 2743, 4082, 5486, 6123, 8164, 8229, 10972, 12246, 16458, 24492, 26533, 32916, 33127, 35659, 53066, 66254, 71318, 79599, 99381, 106132, 106977, 132508, 142636, 159198, 198762, 213954, 318396, 397524, 427908, 430651, 861302, 1291953, 1722604, 2583906, 5167812, 5598463, 11196926, 16795389, 22393852, 33590778, 67181556]

約数ペア:

[(1, 67181556), (2, 33590778), (3, 22393852), (4, 16795389), (6, 11196926), (12, 5598463), (13, 5167812), (26, 2583906), (39, 1722604), (52, 1291953), (78, 861302), (156, 430651), (157, 427908), (169, 397524), (211, 318396), (314, 213954), (338, 198762), (422, 159198), (471, 142636), (507, 132508), (628, 106977), (633, 106132), (676, 99381), (844, 79599), (942, 71318), (1014, 66254), (1266, 53066), (1884, 35659), (2028, 33127), (2041, 32916), (2532, 26533), (2743, 24492), (4082, 16458), (5486, 12246), (6123, 10972), (8164, 8229)]