81716403

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{739}}^1$

素因数の和:843

約数の個数: 32

約数和(自身を含む): 119347200

約数和(自身を除く): 37630797

約数列:

[1, 3, 29, 31, 41, 87, 93, 123, 739, 899, 1189, 1271, 2217, 2697, 3567, 3813, 21431, 22909, 30299, 36859, 64293, 68727, 90897, 110577, 664361, 878671, 939269, 1993083, 2636013, 2817807, 27238801, 81716403]

約数ペア:

[(1, 81716403), (3, 27238801), (29, 2817807), (31, 2636013), (41, 1993083), (87, 939269), (93, 878671), (123, 664361), (739, 110577), (899, 90897), (1189, 68727), (1271, 64293), (2217, 36859), (2697, 30299), (3567, 22909), (3813, 21431)]