72947805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:426

約数の個数: 64

約数和(自身を含む): 140034048

約数和(自身を除く): 67086243

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 73, 93, 105, 155, 217, 219, 307, 365, 465, 511, 651, 921, 1085, 1095, 1533, 1535, 2149, 2263, 2555, 3255, 4605, 6447, 6789, 7665, 9517, 10745, 11315, 15841, 22411, 28551, 32235, 33945, 47523, 47585, 66619, 67233, 79205, 112055, 142755, 156877, 199857, 237615, 333095, 336165, 470631, 694741, 784385, 999285, 2084223, 2353155, 3473705, 4863187, 10421115, 14589561, 24315935, 72947805]

約数ペア:

[(1, 72947805), (3, 24315935), (5, 14589561), (7, 10421115), (15, 4863187), (21, 3473705), (31, 2353155), (35, 2084223), (73, 999285), (93, 784385), (105, 694741), (155, 470631), (217, 336165), (219, 333095), (307, 237615), (365, 199857), (465, 156877), (511, 142755), (651, 112055), (921, 79205), (1085, 67233), (1095, 66619), (1533, 47585), (1535, 47523), (2149, 33945), (2263, 32235), (2555, 28551), (3255, 22411), (4605, 15841), (6447, 11315), (6789, 10745), (7665, 9517)]