28316295

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{373}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 56476992

約数和(自身を除く): 28160697

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 241, 315, 373, 723, 1119, 1205, 1687, 1865, 2169, 2611, 3357, 3615, 5061, 5595, 7833, 8435, 10845, 13055, 15183, 16785, 23499, 25305, 39165, 75915, 89893, 117495, 269679, 449465, 629251, 809037, 1348395, 1887753, 3146255, 4045185, 5663259, 9438765, 28316295]

約数ペア:

[(1, 28316295), (3, 9438765), (5, 5663259), (7, 4045185), (9, 3146255), (15, 1887753), (21, 1348395), (35, 809037), (45, 629251), (63, 449465), (105, 269679), (241, 117495), (315, 89893), (373, 75915), (723, 39165), (1119, 25305), (1205, 23499), (1687, 16785), (1865, 15183), (2169, 13055), (2611, 10845), (3357, 8435), (3615, 7833), (5061, 5595)]