31995782

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 62705664

約数和(自身を除く): 30709882

約数列:

[1, 2, 7, 13, 14, 26, 31, 53, 62, 91, 106, 107, 182, 214, 217, 371, 403, 434, 689, 742, 749, 806, 1378, 1391, 1498, 1643, 2782, 2821, 3286, 3317, 4823, 5642, 5671, 6634, 9646, 9737, 11342, 11501, 19474, 21359, 23002, 23219, 39697, 42718, 43121, 46438, 73723, 79394, 86242, 147446, 149513, 175801, 299026, 301847, 351602, 516061, 603694, 1032122, 1230607, 2285413, 2461214, 4570826, 15997891, 31995782]

約数ペア:

[(1, 31995782), (2, 15997891), (7, 4570826), (13, 2461214), (14, 2285413), (26, 1230607), (31, 1032122), (53, 603694), (62, 516061), (91, 351602), (106, 301847), (107, 299026), (182, 175801), (214, 149513), (217, 147446), (371, 86242), (403, 79394), (434, 73723), (689, 46438), (742, 43121), (749, 42718), (806, 39697), (1378, 23219), (1391, 23002), (1498, 21359), (1643, 19474), (2782, 11501), (2821, 11342), (3286, 9737), (3317, 9646), (4823, 6634), (5642, 5671)]