81902793

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{4583}}^1$

素因数の和:4653

約数の個数: 32

約数和(自身を含む): 133779456

約数和(自身を除く): 51876663

約数列:

[1, 3, 7, 21, 23, 37, 69, 111, 161, 259, 483, 777, 851, 2553, 4583, 5957, 13749, 17871, 32081, 96243, 105409, 169571, 316227, 508713, 737863, 1186997, 2213589, 3560991, 3900133, 11700399, 27300931, 81902793]

約数ペア:

[(1, 81902793), (3, 27300931), (7, 11700399), (21, 3900133), (23, 3560991), (37, 2213589), (69, 1186997), (111, 737863), (161, 508713), (259, 316227), (483, 169571), (777, 105409), (851, 96243), (2553, 32081), (4583, 17871), (5957, 13749)]