61917751

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 77414400

約数和(自身を除く): 15496649

約数列:

[1, 7, 19, 71, 79, 83, 133, 497, 553, 581, 1349, 1501, 1577, 5609, 5893, 6557, 9443, 10507, 11039, 39263, 41251, 45899, 106571, 111967, 124583, 465547, 745997, 783769, 872081, 3258829, 8845393, 61917751]

約数ペア:

[(1, 61917751), (7, 8845393), (19, 3258829), (71, 872081), (79, 783769), (83, 745997), (133, 465547), (497, 124583), (553, 111967), (581, 106571), (1349, 45899), (1501, 41251), (1577, 39263), (5609, 11039), (5893, 10507), (6557, 9443)]