28491951

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1\times {\mathrm{619}}^1$

素因数の和:918

約数の個数: 16

約数和(自身を含む): 38787200

約数和(自身を除く): 10295249

約数列:

[1, 3, 67, 201, 229, 619, 687, 1857, 15343, 41473, 46029, 124419, 141751, 425253, 9497317, 28491951]

約数ペア:

[(1, 28491951), (3, 9497317), (67, 425253), (201, 141751), (229, 124419), (619, 46029), (687, 41473), (1857, 15343)]