87218691

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1\times {\mathrm{503}}^1$

素因数の和:895

約数の個数: 32

約数和(自身を含む): 139345920

約数和(自身を除く): 52127229

約数列:

[1, 3, 7, 21, 23, 69, 161, 359, 483, 503, 1077, 1509, 2513, 3521, 7539, 8257, 10563, 11569, 24771, 34707, 57799, 80983, 173397, 180577, 242949, 541731, 1264039, 3792117, 4153271, 12459813, 29072897, 87218691]

約数ペア:

[(1, 87218691), (3, 29072897), (7, 12459813), (21, 4153271), (23, 3792117), (69, 1264039), (161, 541731), (359, 242949), (483, 180577), (503, 173397), (1077, 80983), (1509, 57799), (2513, 34707), (3521, 24771), (7539, 11569), (8257, 10563)]