1220002575

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{619}}^1\times {\mathrm{2389}}^1$

素因数の和:3032

約数の個数: 48

約数和(自身を含む): 2204918400

約数和(自身を除く): 984915825

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 619, 825, 1857, 2389, 3095, 6809, 7167, 9285, 11945, 15475, 20427, 26279, 34045, 35835, 46425, 59725, 78837, 102135, 131395, 170225, 179175, 394185, 510675, 656975, 1478791, 1970925, 4436373, 7393955, 16266701, 22181865, 36969775, 48800103, 81333505, 110909325, 244000515, 406667525, 1220002575]

約数ペア:

[(1, 1220002575), (3, 406667525), (5, 244000515), (11, 110909325), (15, 81333505), (25, 48800103), (33, 36969775), (55, 22181865), (75, 16266701), (165, 7393955), (275, 4436373), (619, 1970925), (825, 1478791), (1857, 656975), (2389, 510675), (3095, 394185), (6809, 179175), (7167, 170225), (9285, 131395), (11945, 102135), (15475, 78837), (20427, 59725), (26279, 46425), (34045, 35835)]