78636687

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 114048000

約数和(自身を除く): 35411313

約数列:

[1, 3, 19, 47, 57, 141, 149, 197, 447, 591, 893, 2679, 2831, 3743, 7003, 8493, 9259, 11229, 21009, 27777, 29353, 88059, 133057, 175921, 399171, 527763, 557707, 1379591, 1673121, 4138773, 26212229, 78636687]

約数ペア:

[(1, 78636687), (3, 26212229), (19, 4138773), (47, 1673121), (57, 1379591), (141, 557707), (149, 527763), (197, 399171), (447, 175921), (591, 133057), (893, 88059), (2679, 29353), (2831, 27777), (3743, 21009), (7003, 11229), (8493, 9259)]