427978095

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{839}}^1\times {\mathrm{1097}}^1$

素因数の和:1975

約数の個数: 32

約数和(自身を含む): 708341760

約数和(自身を除く): 280363665

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 839, 1097, 2517, 3291, 4195, 5485, 12585, 16455, 26009, 34007, 78027, 102021, 130045, 170035, 390135, 510105, 920383, 2761149, 4601915, 13805745, 28531873, 85595619, 142659365, 427978095]

約数ペア:

[(1, 427978095), (3, 142659365), (5, 85595619), (15, 28531873), (31, 13805745), (93, 4601915), (155, 2761149), (465, 920383), (839, 510105), (1097, 390135), (2517, 170035), (3291, 130045), (4195, 102021), (5485, 78027), (12585, 34007), (16455, 26009)]