89213715

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{499}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 161460000

約数和(自身を除く): 72246285

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 137, 145, 261, 411, 435, 499, 685, 1233, 1305, 1497, 2055, 2495, 3973, 4491, 6165, 7485, 11919, 14471, 19865, 22455, 35757, 43413, 59595, 68363, 72355, 130239, 178785, 205089, 217065, 341815, 615267, 651195, 1025445, 1982527, 3076335, 5947581, 9912635, 17842743, 29737905, 89213715]

約数ペア:

[(1, 89213715), (3, 29737905), (5, 17842743), (9, 9912635), (15, 5947581), (29, 3076335), (45, 1982527), (87, 1025445), (137, 651195), (145, 615267), (261, 341815), (411, 217065), (435, 205089), (499, 178785), (685, 130239), (1233, 72355), (1305, 68363), (1497, 59595), (2055, 43413), (2495, 35757), (3973, 22455), (4491, 19865), (6165, 14471), (7485, 11919)]