139809505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{397}}^1$

素因数の和:769

約数の個数: 32

約数和(自身を含む): 193714560

約数和(自身を除く): 53905055

約数列:

[1, 5, 11, 19, 55, 95, 209, 337, 397, 1045, 1685, 1985, 3707, 4367, 6403, 7543, 18535, 21835, 32015, 37715, 70433, 82973, 133789, 352165, 414865, 668945, 1471679, 2541991, 7358395, 12709955, 27961901, 139809505]

約数ペア:

[(1, 139809505), (5, 27961901), (11, 12709955), (19, 7358395), (55, 2541991), (95, 1471679), (209, 668945), (337, 414865), (397, 352165), (1045, 133789), (1685, 82973), (1985, 70433), (3707, 37715), (4367, 32015), (6403, 21835), (7543, 18535)]