28368843

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:323

約数の個数: 32

約数和(自身を含む): 41664000

約数和(自身を除く): 13295157

約数列:

[1, 3, 19, 41, 57, 61, 123, 183, 199, 597, 779, 1159, 2337, 2501, 3477, 3781, 7503, 8159, 11343, 12139, 24477, 36417, 47519, 142557, 155021, 230641, 465063, 497699, 691923, 1493097, 9456281, 28368843]

約数ペア:

[(1, 28368843), (3, 9456281), (19, 1493097), (41, 691923), (57, 497699), (61, 465063), (123, 230641), (183, 155021), (199, 142557), (597, 47519), (779, 36417), (1159, 24477), (2337, 12139), (2501, 11343), (3477, 8159), (3781, 7503)]