284906245

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1\times {\mathrm{521}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 378846720

約数和(自身を除く): 93940475

約数列:

[1, 5, 13, 47, 65, 179, 235, 521, 611, 895, 2327, 2605, 3055, 6773, 8413, 11635, 24487, 33865, 42065, 93259, 109369, 122435, 318331, 466295, 546845, 1212367, 1591655, 4383173, 6061835, 21915865, 56981249, 284906245]

約数ペア:

[(1, 284906245), (5, 56981249), (13, 21915865), (47, 6061835), (65, 4383173), (179, 1591655), (235, 1212367), (521, 546845), (611, 466295), (895, 318331), (2327, 122435), (2605, 109369), (3055, 93259), (6773, 42065), (8413, 33865), (11635, 24487)]